Home / 136,137.41-204,179.19-129,386.24

Finding the Fourth Proportional to 136,137.41, 204,179.19 and 129,386.24

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Solution

The fourth proportional to 136,137.41, 204,179.19 and 129,386.24 is: 194,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,137.41 : 204,179.19 = 129,386.24 : x
  2. Step 2: Convert to fraction form
    136,137.41/204,179.19 = 129,386.24/x
  3. Step 3: Cross multiply
    136,137.41x = 204,179.19 × 129,386.24
  4. Step 4: Simplify right side
    136,137.41x = 26,417,976,659.45
  5. Step 5: Solve for x
    x = 26,417,976,659.45/136,137.41
  6. Step 6: Final answer
    x = 194,053.77

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1.5x scale

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.