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Finding the Fourth Proportional to 89,062.76, 133,602.92 and 25,883.43

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Solution

The fourth proportional to 89,062.76, 133,602.92 and 25,883.43 is: 38,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,062.76 : 133,602.92 = 25,883.43 : x
  2. Step 2: Convert to fraction form
    89,062.76/133,602.92 = 25,883.43/x
  3. Step 3: Cross multiply
    89,062.76x = 133,602.92 × 25,883.43
  4. Step 4: Simplify right side
    89,062.76x = 3,458,101,698.20
  5. Step 5: Solve for x
    x = 3,458,101,698.20/89,062.76
  6. Step 6: Final answer
    x = 38,827.70

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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.