Home / 61,278.18-84,550.77-35,772.97

Finding the Fourth Proportional to 61,278.18, 84,550.77 and 35,772.97

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Solution

The fourth proportional to 61,278.18, 84,550.77 and 35,772.97 is: 49,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,278.18 : 84,550.77 = 35,772.97 : x
  2. Step 2: Convert to fraction form
    61,278.18/84,550.77 = 35,772.97/x
  3. Step 3: Cross multiply
    61,278.18x = 84,550.77 × 35,772.97
  4. Step 4: Simplify right side
    61,278.18x = 3,024,632,158.69
  5. Step 5: Solve for x
    x = 3,024,632,158.69/61,278.18
  6. Step 6: Final answer
    x = 49,359.04

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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.