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Finding the Fourth Proportional to 221,590.60, 332,445.30 and 88,564.30

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Solution

The fourth proportional to 221,590.60, 332,445.30 and 88,564.30 is: 132,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,590.60 : 332,445.30 = 88,564.30 : x
  2. Step 2: Convert to fraction form
    221,590.60/332,445.30 = 88,564.30/x
  3. Step 3: Cross multiply
    221,590.60x = 332,445.30 × 88,564.30
  4. Step 4: Simplify right side
    221,590.60x = 29,442,785,282.79
  5. Step 5: Solve for x
    x = 29,442,785,282.79/221,590.60
  6. Step 6: Final answer
    x = 132,870.19

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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.