Home / 115,497,259.60-173,245,889.40-114,700,997.20

Finding the Fourth Proportional to 115,497,259.60, 173,245,889.40 and 114,700,997.20

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Solution

The fourth proportional to 115,497,259.60, 173,245,889.40 and 114,700,997.20 is: 172,051,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,497,259.60 : 173,245,889.40 = 114,700,997.20 : x
  2. Step 2: Convert to fraction form
    115,497,259.60/173,245,889.40 = 114,700,997.20/x
  3. Step 3: Cross multiply
    115,497,259.60x = 173,245,889.40 × 114,700,997.20
  4. Step 4: Simplify right side
    115,497,259.60x = 19,871,476,274,980,912
  5. Step 5: Solve for x
    x = 19,871,476,274,980,912/115,497,259.60
  6. Step 6: Final answer
    x = 172,051,495.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.