Home / 96,139.08-132,671.20-55,876.44

Finding the Fourth Proportional to 96,139.08, 132,671.20 and 55,876.44

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Solution

The fourth proportional to 96,139.08, 132,671.20 and 55,876.44 is: 77,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,139.08 : 132,671.20 = 55,876.44 : x
  2. Step 2: Convert to fraction form
    96,139.08/132,671.20 = 55,876.44/x
  3. Step 3: Cross multiply
    96,139.08x = 132,671.20 × 55,876.44
  4. Step 4: Simplify right side
    96,139.08x = 7,413,194,346.53
  5. Step 5: Solve for x
    x = 7,413,194,346.53/96,139.08
  6. Step 6: Final answer
    x = 77,109.06

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1.5x scale

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.