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Finding the Fourth Proportional to 88,582.80, 122,246.57 and 54,613.73

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Solution

The fourth proportional to 88,582.80, 122,246.57 and 54,613.73 is: 75,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,582.80 : 122,246.57 = 54,613.73 : x
  2. Step 2: Convert to fraction form
    88,582.80/122,246.57 = 54,613.73/x
  3. Step 3: Cross multiply
    88,582.80x = 122,246.57 × 54,613.73
  4. Step 4: Simplify right side
    88,582.80x = 6,676,340,283.10
  5. Step 5: Solve for x
    x = 6,676,340,283.10/88,582.80
  6. Step 6: Final answer
    x = 75,368.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.