Home / 55,881.20-77,116.82-32,007.86

Finding the Fourth Proportional to 55,881.20, 77,116.82 and 32,007.86

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Solution

The fourth proportional to 55,881.20, 77,116.82 and 32,007.86 is: 44,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881.20 : 77,116.82 = 32,007.86 : x
  2. Step 2: Convert to fraction form
    55,881.20/77,116.82 = 32,007.86/x
  3. Step 3: Cross multiply
    55,881.20x = 77,116.82 × 32,007.86
  4. Step 4: Simplify right side
    55,881.20x = 2,468,343,832.58
  5. Step 5: Solve for x
    x = 2,468,343,832.58/55,881.20
  6. Step 6: Final answer
    x = 44,171.27

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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.