Home / 94,124.16-141,181.92-31,795.20

Finding the Fourth Proportional to 94,124.16, 141,181.92 and 31,795.20

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Solution

The fourth proportional to 94,124.16, 141,181.92 and 31,795.20 is: 47,691.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,124.16 : 141,181.92 = 31,795.20 : x
  2. Step 2: Convert to fraction form
    94,124.16/141,181.92 = 31,795.20/x
  3. Step 3: Cross multiply
    94,124.16x = 141,181.92 × 31,795.20
  4. Step 4: Simplify right side
    94,124.16x = 4,488,907,382.78
  5. Step 5: Solve for x
    x = 4,488,907,382.78/94,124.16
  6. Step 6: Final answer
    x = 47,691.34

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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.