Home / 137,302.16-189,379.26-126,008.12

Finding the Fourth Proportional to 137,302.16, 189,379.26 and 126,008.12

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Solution

The fourth proportional to 137,302.16, 189,379.26 and 126,008.12 is: 173,801.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,302.16 : 189,379.26 = 126,008.12 : x
  2. Step 2: Convert to fraction form
    137,302.16/189,379.26 = 126,008.12/x
  3. Step 3: Cross multiply
    137,302.16x = 189,379.26 × 126,008.12
  4. Step 4: Simplify right side
    137,302.16x = 23,863,324,519.59
  5. Step 5: Solve for x
    x = 23,863,324,519.59/137,302.16
  6. Step 6: Final answer
    x = 173,801.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.