Home / 71,074.24-98,082.84-39,243.22

Finding the Fourth Proportional to 71,074.24, 98,082.84 and 39,243.22

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Solution

The fourth proportional to 71,074.24, 98,082.84 and 39,243.22 is: 54,155.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,074.24 : 98,082.84 = 39,243.22 : x
  2. Step 2: Convert to fraction form
    71,074.24/98,082.84 = 39,243.22/x
  3. Step 3: Cross multiply
    71,074.24x = 98,082.84 × 39,243.22
  4. Step 4: Simplify right side
    71,074.24x = 3,849,086,468.34
  5. Step 5: Solve for x
    x = 3,849,086,468.34/71,074.24
  6. Step 6: Final answer
    x = 54,155.86

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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.