Home / 71,659.14-107,501.64-29,516.22

Finding the Fourth Proportional to 71,659.14, 107,501.64 and 29,516.22

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Solution

The fourth proportional to 71,659.14, 107,501.64 and 29,516.22 is: 44,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,659.14 : 107,501.64 = 29,516.22 : x
  2. Step 2: Convert to fraction form
    71,659.14/107,501.64 = 29,516.22/x
  3. Step 3: Cross multiply
    71,659.14x = 107,501.64 × 29,516.22
  4. Step 4: Simplify right side
    71,659.14x = 3,173,042,455.80
  5. Step 5: Solve for x
    x = 3,173,042,455.80/71,659.14
  6. Step 6: Final answer
    x = 44,279.66

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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.