Home / 88,077.80-132,029.69-56,397.62

Finding the Fourth Proportional to 88,077.80, 132,029.69 and 56,397.62

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Solution

The fourth proportional to 88,077.80, 132,029.69 and 56,397.62 is: 84,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.80 : 132,029.69 = 56,397.62 : x
  2. Step 2: Convert to fraction form
    88,077.80/132,029.69 = 56,397.62/x
  3. Step 3: Cross multiply
    88,077.80x = 132,029.69 × 56,397.62
  4. Step 4: Simplify right side
    88,077.80x = 7,446,159,343.20
  5. Step 5: Solve for x
    x = 7,446,159,343.20/88,077.80
  6. Step 6: Final answer
    x = 84,540.71

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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.