Home / 126,244.24-189,185.88-92,701.12

Finding the Fourth Proportional to 126,244.24, 189,185.88 and 92,701.12

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Solution

The fourth proportional to 126,244.24, 189,185.88 and 92,701.12 is: 138,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,244.24 : 189,185.88 = 92,701.12 : x
  2. Step 2: Convert to fraction form
    126,244.24/189,185.88 = 92,701.12/x
  3. Step 3: Cross multiply
    126,244.24x = 189,185.88 × 92,701.12
  4. Step 4: Simplify right side
    126,244.24x = 17,537,742,964.19
  5. Step 5: Solve for x
    x = 17,537,742,964.19/126,244.24
  6. Step 6: Final answer
    x = 138,919.15

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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.