Home / 150,892.18-208,153.12-102,496.60

Finding the Fourth Proportional to 150,892.18, 208,153.12 and 102,496.60

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Solution

The fourth proportional to 150,892.18, 208,153.12 and 102,496.60 is: 141,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,892.18 : 208,153.12 = 102,496.60 : x
  2. Step 2: Convert to fraction form
    150,892.18/208,153.12 = 102,496.60/x
  3. Step 3: Cross multiply
    150,892.18x = 208,153.12 × 102,496.60
  4. Step 4: Simplify right side
    150,892.18x = 21,334,987,079.39
  5. Step 5: Solve for x
    x = 21,334,987,079.39/150,892.18
  6. Step 6: Final answer
    x = 141,392.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.