Home / 61,079.57-91,678.49-29,511.84

Finding the Fourth Proportional to 61,079.57, 91,678.49 and 29,511.84

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Solution

The fourth proportional to 61,079.57, 91,678.49 and 29,511.84 is: 44,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,079.57 : 91,678.49 = 29,511.84 : x
  2. Step 2: Convert to fraction form
    61,079.57/91,678.49 = 29,511.84/x
  3. Step 3: Cross multiply
    61,079.57x = 91,678.49 × 29,511.84
  4. Step 4: Simplify right side
    61,079.57x = 2,705,600,780.76
  5. Step 5: Solve for x
    x = 2,705,600,780.76/61,079.57
  6. Step 6: Final answer
    x = 44,296.33

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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.