Home / 126,209.42-189,325.10-36,252.64

Finding the Fourth Proportional to 126,209.42, 189,325.10 and 36,252.64

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Solution

The fourth proportional to 126,209.42, 189,325.10 and 36,252.64 is: 54,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,209.42 : 189,325.10 = 36,252.64 : x
  2. Step 2: Convert to fraction form
    126,209.42/189,325.10 = 36,252.64/x
  3. Step 3: Cross multiply
    126,209.42x = 189,325.10 × 36,252.64
  4. Step 4: Simplify right side
    126,209.42x = 6,863,534,693.26
  5. Step 5: Solve for x
    x = 6,863,534,693.26/126,209.42
  6. Step 6: Final answer
    x = 54,382.11

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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.