Home / 153,717.24-229,047.78-136,948.41

Finding the Fourth Proportional to 153,717.24, 229,047.78 and 136,948.41

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Solution

The fourth proportional to 153,717.24, 229,047.78 and 136,948.41 is: 204,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,717.24 : 229,047.78 = 136,948.41 : x
  2. Step 2: Convert to fraction form
    153,717.24/229,047.78 = 136,948.41/x
  3. Step 3: Cross multiply
    153,717.24x = 229,047.78 × 136,948.41
  4. Step 4: Simplify right side
    153,717.24x = 31,367,729,285.03
  5. Step 5: Solve for x
    x = 31,367,729,285.03/153,717.24
  6. Step 6: Final answer
    x = 204,061.23

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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.