Home / 94,520.43-130,438.13-52,078.97

Finding the Fourth Proportional to 94,520.43, 130,438.13 and 52,078.97

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Solution

The fourth proportional to 94,520.43, 130,438.13 and 52,078.97 is: 71,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,520.43 : 130,438.13 = 52,078.97 : x
  2. Step 2: Convert to fraction form
    94,520.43/130,438.13 = 52,078.97/x
  3. Step 3: Cross multiply
    94,520.43x = 130,438.13 × 52,078.97
  4. Step 4: Simplify right side
    94,520.43x = 6,793,082,546.54
  5. Step 5: Solve for x
    x = 6,793,082,546.54/94,520.43
  6. Step 6: Final answer
    x = 71,868.93

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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.