Home / 57,107.22-78,817.04-34,449.47

Finding the Fourth Proportional to 57,107.22, 78,817.04 and 34,449.47

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Solution

The fourth proportional to 57,107.22, 78,817.04 and 34,449.47 is: 47,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,107.22 : 78,817.04 = 34,449.47 : x
  2. Step 2: Convert to fraction form
    57,107.22/78,817.04 = 34,449.47/x
  3. Step 3: Cross multiply
    57,107.22x = 78,817.04 × 34,449.47
  4. Step 4: Simplify right side
    57,107.22x = 2,715,205,254.97
  5. Step 5: Solve for x
    x = 2,715,205,254.97/57,107.22
  6. Step 6: Final answer
    x = 47,545.74

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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.