Home / 155,158.05-232,755.29-55,332.43

Finding the Fourth Proportional to 155,158.05, 232,755.29 and 55,332.43

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Solution

The fourth proportional to 155,158.05, 232,755.29 and 55,332.43 is: 83,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,158.05 : 232,755.29 = 55,332.43 : x
  2. Step 2: Convert to fraction form
    155,158.05/232,755.29 = 55,332.43/x
  3. Step 3: Cross multiply
    155,158.05x = 232,755.29 × 55,332.43
  4. Step 4: Simplify right side
    155,158.05x = 12,878,915,929.39
  5. Step 5: Solve for x
    x = 12,878,915,929.39/155,158.05
  6. Step 6: Final answer
    x = 83,005.14

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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.