Home / 51,158.07-76,711.38-29,817.65

Finding the Fourth Proportional to 51,158.07, 76,711.38 and 29,817.65

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Solution

The fourth proportional to 51,158.07, 76,711.38 and 29,817.65 is: 44,711.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,158.07 : 76,711.38 = 29,817.65 : x
  2. Step 2: Convert to fraction form
    51,158.07/76,711.38 = 29,817.65/x
  3. Step 3: Cross multiply
    51,158.07x = 76,711.38 × 29,817.65
  4. Step 4: Simplify right side
    51,158.07x = 2,287,352,696.30
  5. Step 5: Solve for x
    x = 2,287,352,696.30/51,158.07
  6. Step 6: Final answer
    x = 44,711.47

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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.