Home / 49,877-74,815.41-29,085.92

Finding the Fourth Proportional to 49,877, 74,815.41 and 29,085.92

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Solution

The fourth proportional to 49,877, 74,815.41 and 29,085.92 is: 43,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,877 : 74,815.41 = 29,085.92 : x
  2. Step 2: Convert to fraction form
    49,877/74,815.41 = 29,085.92/x
  3. Step 3: Cross multiply
    49,877x = 74,815.41 × 29,085.92
  4. Step 4: Simplify right side
    49,877x = 2,176,075,030.03
  5. Step 5: Solve for x
    x = 2,176,075,030.03/49,877
  6. Step 6: Final answer
    x = 43,628.83

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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.