Home / 49,970.87-74,934.96-28,925.44

Finding the Fourth Proportional to 49,970.87, 74,934.96 and 28,925.44

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Solution

The fourth proportional to 49,970.87, 74,934.96 and 28,925.44 is: 43,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,970.87 : 74,934.96 = 28,925.44 : x
  2. Step 2: Convert to fraction form
    49,970.87/74,934.96 = 28,925.44/x
  3. Step 3: Cross multiply
    49,970.87x = 74,934.96 × 28,925.44
  4. Step 4: Simplify right side
    49,970.87x = 2,167,526,689.38
  5. Step 5: Solve for x
    x = 2,167,526,689.38/49,970.87
  6. Step 6: Final answer
    x = 43,375.80

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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.