Home / 71,778.36-107,710.74-25,064.04

Finding the Fourth Proportional to 71,778.36, 107,710.74 and 25,064.04

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Solution

The fourth proportional to 71,778.36, 107,710.74 and 25,064.04 is: 37,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,778.36 : 107,710.74 = 25,064.04 : x
  2. Step 2: Convert to fraction form
    71,778.36/107,710.74 = 25,064.04/x
  3. Step 3: Cross multiply
    71,778.36x = 107,710.74 × 25,064.04
  4. Step 4: Simplify right side
    71,778.36x = 2,699,666,295.79
  5. Step 5: Solve for x
    x = 2,699,666,295.79/71,778.36
  6. Step 6: Final answer
    x = 37,611.14

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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.