Home / 136,577.07-204,863.18-52,314.39

Finding the Fourth Proportional to 136,577.07, 204,863.18 and 52,314.39

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Solution

The fourth proportional to 136,577.07, 204,863.18 and 52,314.39 is: 78,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,577.07 : 204,863.18 = 52,314.39 : x
  2. Step 2: Convert to fraction form
    136,577.07/204,863.18 = 52,314.39/x
  3. Step 3: Cross multiply
    136,577.07x = 204,863.18 × 52,314.39
  4. Step 4: Simplify right side
    136,577.07x = 10,717,292,033.59
  5. Step 5: Solve for x
    x = 10,717,292,033.59/136,577.07
  6. Step 6: Final answer
    x = 78,470.65

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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.