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Finding the Fourth Proportional to 83,411.94, 125,130.12 and 24,239.91

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Solution

The fourth proportional to 83,411.94, 125,130.12 and 24,239.91 is: 36,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,411.94 : 125,130.12 = 24,239.91 : x
  2. Step 2: Convert to fraction form
    83,411.94/125,130.12 = 24,239.91/x
  3. Step 3: Cross multiply
    83,411.94x = 125,130.12 × 24,239.91
  4. Step 4: Simplify right side
    83,411.94x = 3,033,142,847.09
  5. Step 5: Solve for x
    x = 3,033,142,847.09/83,411.94
  6. Step 6: Final answer
    x = 36,363.41

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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.