Home / 155,248.38-232,872.54-66,444.30

Finding the Fourth Proportional to 155,248.38, 232,872.54 and 66,444.30

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Solution

The fourth proportional to 155,248.38, 232,872.54 and 66,444.30 is: 99,666.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,248.38 : 232,872.54 = 66,444.30 : x
  2. Step 2: Convert to fraction form
    155,248.38/232,872.54 = 66,444.30/x
  3. Step 3: Cross multiply
    155,248.38x = 232,872.54 × 66,444.30
  4. Step 4: Simplify right side
    155,248.38x = 15,473,052,909.52
  5. Step 5: Solve for x
    x = 15,473,052,909.52/155,248.38
  6. Step 6: Final answer
    x = 99,666.44

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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.