Home / 88,646.10-132,970.29-29,481.78

Finding the Fourth Proportional to 88,646.10, 132,970.29 and 29,481.78

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Solution

The fourth proportional to 88,646.10, 132,970.29 and 29,481.78 is: 44,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,646.10 : 132,970.29 = 29,481.78 : x
  2. Step 2: Convert to fraction form
    88,646.10/132,970.29 = 29,481.78/x
  3. Step 3: Cross multiply
    88,646.10x = 132,970.29 × 29,481.78
  4. Step 4: Simplify right side
    88,646.10x = 3,920,200,836.32
  5. Step 5: Solve for x
    x = 3,920,200,836.32/88,646.10
  6. Step 6: Final answer
    x = 44,223.05

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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.