Home / 88,935.28-122,761.56-51,224.56

Finding the Fourth Proportional to 88,935.28, 122,761.56 and 51,224.56

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Solution

The fourth proportional to 88,935.28, 122,761.56 and 51,224.56 is: 70,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,935.28 : 122,761.56 = 51,224.56 : x
  2. Step 2: Convert to fraction form
    88,935.28/122,761.56 = 51,224.56/x
  3. Step 3: Cross multiply
    88,935.28x = 122,761.56 × 51,224.56
  4. Step 4: Simplify right side
    88,935.28x = 6,288,406,895.91
  5. Step 5: Solve for x
    x = 6,288,406,895.91/88,935.28
  6. Step 6: Final answer
    x = 70,707.68

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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.