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Finding the Fourth Proportional to 83,059.65, 124,607.43 and 26,905.41

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Solution

The fourth proportional to 83,059.65, 124,607.43 and 26,905.41 is: 40,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,059.65 : 124,607.43 = 26,905.41 : x
  2. Step 2: Convert to fraction form
    83,059.65/124,607.43 = 26,905.41/x
  3. Step 3: Cross multiply
    83,059.65x = 124,607.43 × 26,905.41
  4. Step 4: Simplify right side
    83,059.65x = 3,352,613,993.20
  5. Step 5: Solve for x
    x = 3,352,613,993.20/83,059.65
  6. Step 6: Final answer
    x = 40,363.93

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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.