Home / 155,117.28-232,721.76-49,933.68

Finding the Fourth Proportional to 155,117.28, 232,721.76 and 49,933.68

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Solution

The fourth proportional to 155,117.28, 232,721.76 and 49,933.68 is: 74,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,117.28 : 232,721.76 = 49,933.68 : x
  2. Step 2: Convert to fraction form
    155,117.28/232,721.76 = 49,933.68/x
  3. Step 3: Cross multiply
    155,117.28x = 232,721.76 × 49,933.68
  4. Step 4: Simplify right side
    155,117.28x = 11,620,653,892.88
  5. Step 5: Solve for x
    x = 11,620,653,892.88/155,117.28
  6. Step 6: Final answer
    x = 74,915.28

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1.5x scale

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.