Home / 102,275.20-153,564.16-62,997.12

Finding the Fourth Proportional to 102,275.20, 153,564.16 and 62,997.12

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Solution

The fourth proportional to 102,275.20, 153,564.16 and 62,997.12 is: 94,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,275.20 : 153,564.16 = 62,997.12 : x
  2. Step 2: Convert to fraction form
    102,275.20/153,564.16 = 62,997.12/x
  3. Step 3: Cross multiply
    102,275.20x = 153,564.16 × 62,997.12
  4. Step 4: Simplify right side
    102,275.20x = 9,674,099,815.22
  5. Step 5: Solve for x
    x = 9,674,099,815.22/102,275.20
  6. Step 6: Final answer
    x = 94,588.91

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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.