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Finding the Fourth Proportional to 88,876.20, 133,314.30 and 83,044.20

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Solution

The fourth proportional to 88,876.20, 133,314.30 and 83,044.20 is: 124,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,876.20 : 133,314.30 = 83,044.20 : x
  2. Step 2: Convert to fraction form
    88,876.20/133,314.30 = 83,044.20/x
  3. Step 3: Cross multiply
    88,876.20x = 133,314.30 × 83,044.20
  4. Step 4: Simplify right side
    88,876.20x = 11,070,979,392.06
  5. Step 5: Solve for x
    x = 11,070,979,392.06/88,876.20
  6. Step 6: Final answer
    x = 124,566.30

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1.5x scale

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.