Home / 86,494.24-129,694.26-39,053.74

Finding the Fourth Proportional to 86,494.24, 129,694.26 and 39,053.74

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Solution

The fourth proportional to 86,494.24, 129,694.26 and 39,053.74 is: 58,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,494.24 : 129,694.26 = 39,053.74 : x
  2. Step 2: Convert to fraction form
    86,494.24/129,694.26 = 39,053.74/x
  3. Step 3: Cross multiply
    86,494.24x = 129,694.26 × 39,053.74
  4. Step 4: Simplify right side
    86,494.24x = 5,065,045,909.53
  5. Step 5: Solve for x
    x = 5,065,045,909.53/86,494.24
  6. Step 6: Final answer
    x = 58,559.34

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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.