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Finding the Fourth Proportional to 94,124.93, 140,834.49 and 56,034.87

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Solution

The fourth proportional to 94,124.93, 140,834.49 and 56,034.87 is: 83,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,124.93 : 140,834.49 = 56,034.87 : x
  2. Step 2: Convert to fraction form
    94,124.93/140,834.49 = 56,034.87/x
  3. Step 3: Cross multiply
    94,124.93x = 140,834.49 × 56,034.87
  4. Step 4: Simplify right side
    94,124.93x = 7,891,641,354.32
  5. Step 5: Solve for x
    x = 7,891,641,354.32/94,124.93
  6. Step 6: Final answer
    x = 83,842.21

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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.