Home / 94,629.78-141,934.95-31,454.10

Finding the Fourth Proportional to 94,629.78, 141,934.95 and 31,454.10

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Solution

The fourth proportional to 94,629.78, 141,934.95 and 31,454.10 is: 47,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,629.78 : 141,934.95 = 31,454.10 : x
  2. Step 2: Convert to fraction form
    94,629.78/141,934.95 = 31,454.10/x
  3. Step 3: Cross multiply
    94,629.78x = 141,934.95 × 31,454.10
  4. Step 4: Simplify right side
    94,629.78x = 4,464,436,110.80
  5. Step 5: Solve for x
    x = 4,464,436,110.80/94,629.78
  6. Step 6: Final answer
    x = 47,177.92

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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.