Home / 60,403.36-90,752.72-57,046.24

Finding the Fourth Proportional to 60,403.36, 90,752.72 and 57,046.24

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Solution

The fourth proportional to 60,403.36, 90,752.72 and 57,046.24 is: 85,708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,403.36 : 90,752.72 = 57,046.24 : x
  2. Step 2: Convert to fraction form
    60,403.36/90,752.72 = 57,046.24/x
  3. Step 3: Cross multiply
    60,403.36x = 90,752.72 × 57,046.24
  4. Step 4: Simplify right side
    60,403.36x = 5,177,101,445.77
  5. Step 5: Solve for x
    x = 5,177,101,445.77/60,403.36
  6. Step 6: Final answer
    x = 85,708.83

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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.