Home / 49,851.08-74,600.96-31,139.92

Finding the Fourth Proportional to 49,851.08, 74,600.96 and 31,139.92

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Solution

The fourth proportional to 49,851.08, 74,600.96 and 31,139.92 is: 46,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.08 : 74,600.96 = 31,139.92 : x
  2. Step 2: Convert to fraction form
    49,851.08/74,600.96 = 31,139.92/x
  3. Step 3: Cross multiply
    49,851.08x = 74,600.96 × 31,139.92
  4. Step 4: Simplify right side
    49,851.08x = 2,323,067,926.32
  5. Step 5: Solve for x
    x = 2,323,067,926.32/49,851.08
  6. Step 6: Final answer
    x = 46,600.15

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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.