Home / 71,316.38-98,385.66-43,006.34

Finding the Fourth Proportional to 71,316.38, 98,385.66 and 43,006.34

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Solution

The fourth proportional to 71,316.38, 98,385.66 and 43,006.34 is: 59,330.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,316.38 : 98,385.66 = 43,006.34 : x
  2. Step 2: Convert to fraction form
    71,316.38/98,385.66 = 43,006.34/x
  3. Step 3: Cross multiply
    71,316.38x = 98,385.66 × 43,006.34
  4. Step 4: Simplify right side
    71,316.38x = 4,231,207,145.08
  5. Step 5: Solve for x
    x = 4,231,207,145.08/71,316.38
  6. Step 6: Final answer
    x = 59,330.09

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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.