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Finding the Fourth Proportional to 83,793.18, 125,689.80 and 24,628.86

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Solution

The fourth proportional to 83,793.18, 125,689.80 and 24,628.86 is: 36,943.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,793.18 : 125,689.80 = 24,628.86 : x
  2. Step 2: Convert to fraction form
    83,793.18/125,689.80 = 24,628.86/x
  3. Step 3: Cross multiply
    83,793.18x = 125,689.80 × 24,628.86
  4. Step 4: Simplify right side
    83,793.18x = 3,095,596,487.63
  5. Step 5: Solve for x
    x = 3,095,596,487.63/83,793.18
  6. Step 6: Final answer
    x = 36,943.30

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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.