Home / 123,655.28-185,501.44-44,787.92

Finding the Fourth Proportional to 123,655.28, 185,501.44 and 44,787.92

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Solution

The fourth proportional to 123,655.28, 185,501.44 and 44,787.92 is: 67,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,655.28 : 185,501.44 = 44,787.92 : x
  2. Step 2: Convert to fraction form
    123,655.28/185,501.44 = 44,787.92/x
  3. Step 3: Cross multiply
    123,655.28x = 185,501.44 × 44,787.92
  4. Step 4: Simplify right side
    123,655.28x = 8,308,223,654.60
  5. Step 5: Solve for x
    x = 8,308,223,654.60/123,655.28
  6. Step 6: Final answer
    x = 67,188.59

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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.