Home / 143,084.88-197,319.24-92,045.16

Finding the Fourth Proportional to 143,084.88, 197,319.24 and 92,045.16

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Solution

The fourth proportional to 143,084.88, 197,319.24 and 92,045.16 is: 126,933.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,084.88 : 197,319.24 = 92,045.16 : x
  2. Step 2: Convert to fraction form
    143,084.88/197,319.24 = 92,045.16/x
  3. Step 3: Cross multiply
    143,084.88x = 197,319.24 × 92,045.16
  4. Step 4: Simplify right side
    143,084.88x = 18,162,281,016.88
  5. Step 5: Solve for x
    x = 18,162,281,016.88/143,084.88
  6. Step 6: Final answer
    x = 126,933.61

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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.