Home / 153,716.86-229,047.21-136,948.04

Finding the Fourth Proportional to 153,716.86, 229,047.21 and 136,948.04

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Solution

The fourth proportional to 153,716.86, 229,047.21 and 136,948.04 is: 204,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,716.86 : 229,047.21 = 136,948.04 : x
  2. Step 2: Convert to fraction form
    153,716.86/229,047.21 = 136,948.04/x
  3. Step 3: Cross multiply
    153,716.86x = 229,047.21 × 136,948.04
  4. Step 4: Simplify right side
    153,716.86x = 31,367,566,476.97
  5. Step 5: Solve for x
    x = 31,367,566,476.97/153,716.86
  6. Step 6: Final answer
    x = 204,060.68

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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.