Home / 67,440.22-101,218.66-25,916.38

Finding the Fourth Proportional to 67,440.22, 101,218.66 and 25,916.38

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Solution

The fourth proportional to 67,440.22, 101,218.66 and 25,916.38 is: 38,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.22 : 101,218.66 = 25,916.38 : x
  2. Step 2: Convert to fraction form
    67,440.22/101,218.66 = 25,916.38/x
  3. Step 3: Cross multiply
    67,440.22x = 101,218.66 × 25,916.38
  4. Step 4: Simplify right side
    67,440.22x = 2,623,220,937.81
  5. Step 5: Solve for x
    x = 2,623,220,937.81/67,440.22
  6. Step 6: Final answer
    x = 38,896.98

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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.