Home / 88,000.10-132,194.55-84,695.30

Finding the Fourth Proportional to 88,000.10, 132,194.55 and 84,695.30

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Solution

The fourth proportional to 88,000.10, 132,194.55 and 84,695.30 is: 127,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.10 : 132,194.55 = 84,695.30 : x
  2. Step 2: Convert to fraction form
    88,000.10/132,194.55 = 84,695.30/x
  3. Step 3: Cross multiply
    88,000.10x = 132,194.55 × 84,695.30
  4. Step 4: Simplify right side
    88,000.10x = 11,196,257,070.62
  5. Step 5: Solve for x
    x = 11,196,257,070.62/88,000.10
  6. Step 6: Final answer
    x = 127,230.05

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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.