Home / 71,545.18-98,736.94-41,331.76

Finding the Fourth Proportional to 71,545.18, 98,736.94 and 41,331.76

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Solution

The fourth proportional to 71,545.18, 98,736.94 and 41,331.76 is: 57,040.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,545.18 : 98,736.94 = 41,331.76 : x
  2. Step 2: Convert to fraction form
    71,545.18/98,736.94 = 41,331.76/x
  3. Step 3: Cross multiply
    71,545.18x = 98,736.94 × 41,331.76
  4. Step 4: Simplify right side
    71,545.18x = 4,080,971,507.21
  5. Step 5: Solve for x
    x = 4,080,971,507.21/71,545.18
  6. Step 6: Final answer
    x = 57,040.48

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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.