Home / 65,257.40-97,882.14-23,139.56

Finding the Fourth Proportional to 65,257.40, 97,882.14 and 23,139.56

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Solution

The fourth proportional to 65,257.40, 97,882.14 and 23,139.56 is: 34,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,257.40 : 97,882.14 = 23,139.56 : x
  2. Step 2: Convert to fraction form
    65,257.40/97,882.14 = 23,139.56/x
  3. Step 3: Cross multiply
    65,257.40x = 97,882.14 × 23,139.56
  4. Step 4: Simplify right side
    65,257.40x = 2,264,949,651.46
  5. Step 5: Solve for x
    x = 2,264,949,651.46/65,257.40
  6. Step 6: Final answer
    x = 34,707.94

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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.