Home / 71,660.30-107,488.62-34,246.80

Finding the Fourth Proportional to 71,660.30, 107,488.62 and 34,246.80

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Solution

The fourth proportional to 71,660.30, 107,488.62 and 34,246.80 is: 51,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,660.30 : 107,488.62 = 34,246.80 : x
  2. Step 2: Convert to fraction form
    71,660.30/107,488.62 = 34,246.80/x
  3. Step 3: Cross multiply
    71,660.30x = 107,488.62 × 34,246.80
  4. Step 4: Simplify right side
    71,660.30x = 3,681,141,271.42
  5. Step 5: Solve for x
    x = 3,681,141,271.42/71,660.30
  6. Step 6: Final answer
    x = 51,369.33

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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.