Home / 51,446.90-77,117.72-34,808.69

Finding the Fourth Proportional to 51,446.90, 77,117.72 and 34,808.69

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Solution

The fourth proportional to 51,446.90, 77,117.72 and 34,808.69 is: 52,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,446.90 : 77,117.72 = 34,808.69 : x
  2. Step 2: Convert to fraction form
    51,446.90/77,117.72 = 34,808.69/x
  3. Step 3: Cross multiply
    51,446.90x = 77,117.72 × 34,808.69
  4. Step 4: Simplify right side
    51,446.90x = 2,684,366,589.75
  5. Step 5: Solve for x
    x = 2,684,366,589.75/51,446.90
  6. Step 6: Final answer
    x = 52,177.42

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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.