Home / 67,769.31-101,661.47-23,391.03

Finding the Fourth Proportional to 67,769.31, 101,661.47 and 23,391.03

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Solution

The fourth proportional to 67,769.31, 101,661.47 and 23,391.03 is: 35,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,769.31 : 101,661.47 = 23,391.03 : x
  2. Step 2: Convert to fraction form
    67,769.31/101,661.47 = 23,391.03/x
  3. Step 3: Cross multiply
    67,769.31x = 101,661.47 × 23,391.03
  4. Step 4: Simplify right side
    67,769.31x = 2,377,966,377.66
  5. Step 5: Solve for x
    x = 2,377,966,377.66/67,769.31
  6. Step 6: Final answer
    x = 35,089.13

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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.