Home / 60,475.28-90,701.06-57,474.77

Finding the Fourth Proportional to 60,475.28, 90,701.06 and 57,474.77

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Solution

The fourth proportional to 60,475.28, 90,701.06 and 57,474.77 is: 86,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,475.28 : 90,701.06 = 57,474.77 : x
  2. Step 2: Convert to fraction form
    60,475.28/90,701.06 = 57,474.77/x
  3. Step 3: Cross multiply
    60,475.28x = 90,701.06 × 57,474.77
  4. Step 4: Simplify right side
    60,475.28x = 5,213,021,821.38
  5. Step 5: Solve for x
    x = 5,213,021,821.38/60,475.28
  6. Step 6: Final answer
    x = 86,200.88

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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.