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Finding the Fourth Proportional to 88,300.70, 132,335.85 and 40,910.30

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Solution

The fourth proportional to 88,300.70, 132,335.85 and 40,910.30 is: 61,312.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,300.70 : 132,335.85 = 40,910.30 : x
  2. Step 2: Convert to fraction form
    88,300.70/132,335.85 = 40,910.30/x
  3. Step 3: Cross multiply
    88,300.70x = 132,335.85 × 40,910.30
  4. Step 4: Simplify right side
    88,300.70x = 5,413,899,324.26
  5. Step 5: Solve for x
    x = 5,413,899,324.26/88,300.70
  6. Step 6: Final answer
    x = 61,312.08

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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.