Home / 240,862.12-359,828.17-155,930.38

Finding the Fourth Proportional to 240,862.12, 359,828.17 and 155,930.38

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Solution

The fourth proportional to 240,862.12, 359,828.17 and 155,930.38 is: 232,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,862.12 : 359,828.17 = 155,930.38 : x
  2. Step 2: Convert to fraction form
    240,862.12/359,828.17 = 155,930.38/x
  3. Step 3: Cross multiply
    240,862.12x = 359,828.17 × 155,930.38
  4. Step 4: Simplify right side
    240,862.12x = 56,108,143,282.80
  5. Step 5: Solve for x
    x = 56,108,143,282.80/240,862.12
  6. Step 6: Final answer
    x = 232,947.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.