Home / 88,817.28-122,429.76-60,474.24

Finding the Fourth Proportional to 88,817.28, 122,429.76 and 60,474.24

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Solution

The fourth proportional to 88,817.28, 122,429.76 and 60,474.24 is: 83,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,817.28 : 122,429.76 = 60,474.24 : x
  2. Step 2: Convert to fraction form
    88,817.28/122,429.76 = 60,474.24/x
  3. Step 3: Cross multiply
    88,817.28x = 122,429.76 × 60,474.24
  4. Step 4: Simplify right side
    88,817.28x = 7,403,846,689.38
  5. Step 5: Solve for x
    x = 7,403,846,689.38/88,817.28
  6. Step 6: Final answer
    x = 83,360.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.