Home / 143,326.78-215,016.02-59,040.93

Finding the Fourth Proportional to 143,326.78, 215,016.02 and 59,040.93

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Solution

The fourth proportional to 143,326.78, 215,016.02 and 59,040.93 is: 88,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,326.78 : 215,016.02 = 59,040.93 : x
  2. Step 2: Convert to fraction form
    143,326.78/215,016.02 = 59,040.93/x
  3. Step 3: Cross multiply
    143,326.78x = 215,016.02 × 59,040.93
  4. Step 4: Simplify right side
    143,326.78x = 12,694,745,785.70
  5. Step 5: Solve for x
    x = 12,694,745,785.70/143,326.78
  6. Step 6: Final answer
    x = 88,572.04

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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.