Home / 151,365.28-227,248.96-129,320.32

Finding the Fourth Proportional to 151,365.28, 227,248.96 and 129,320.32

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Solution

The fourth proportional to 151,365.28, 227,248.96 and 129,320.32 is: 194,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,365.28 : 227,248.96 = 129,320.32 : x
  2. Step 2: Convert to fraction form
    151,365.28/227,248.96 = 129,320.32/x
  3. Step 3: Cross multiply
    151,365.28x = 227,248.96 × 129,320.32
  4. Step 4: Simplify right side
    151,365.28x = 29,387,908,226.87
  5. Step 5: Solve for x
    x = 29,387,908,226.87/151,365.28
  6. Step 6: Final answer
    x = 194,152.24

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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.