Home / 71,034.18-106,449.75-52,166.22

Finding the Fourth Proportional to 71,034.18, 106,449.75 and 52,166.22

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Solution

The fourth proportional to 71,034.18, 106,449.75 and 52,166.22 is: 78,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,034.18 : 106,449.75 = 52,166.22 : x
  2. Step 2: Convert to fraction form
    71,034.18/106,449.75 = 52,166.22/x
  3. Step 3: Cross multiply
    71,034.18x = 106,449.75 × 52,166.22
  4. Step 4: Simplify right side
    71,034.18x = 5,553,081,077.45
  5. Step 5: Solve for x
    x = 5,553,081,077.45/71,034.18
  6. Step 6: Final answer
    x = 78,174.78

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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.