Home / 55,884.15-77,101.25-31,682.52

Finding the Fourth Proportional to 55,884.15, 77,101.25 and 31,682.52

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Solution

The fourth proportional to 55,884.15, 77,101.25 and 31,682.52 is: 43,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,884.15 : 77,101.25 = 31,682.52 : x
  2. Step 2: Convert to fraction form
    55,884.15/77,101.25 = 31,682.52/x
  3. Step 3: Cross multiply
    55,884.15x = 77,101.25 × 31,682.52
  4. Step 4: Simplify right side
    55,884.15x = 2,442,761,736.74
  5. Step 5: Solve for x
    x = 2,442,761,736.74/55,884.15
  6. Step 6: Final answer
    x = 43,711.17

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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.