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Finding the Fourth Proportional to 80,594.79, 111,220.86 and 44,788.13

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Solution

The fourth proportional to 80,594.79, 111,220.86 and 44,788.13 is: 61,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,594.79 : 111,220.86 = 44,788.13 : x
  2. Step 2: Convert to fraction form
    80,594.79/111,220.86 = 44,788.13/x
  3. Step 3: Cross multiply
    80,594.79x = 111,220.86 × 44,788.13
  4. Step 4: Simplify right side
    80,594.79x = 4,981,374,336.39
  5. Step 5: Solve for x
    x = 4,981,374,336.39/80,594.79
  6. Step 6: Final answer
    x = 61,807.65

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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.