Home / 86,339.32-129,474.93-41,952.94

Finding the Fourth Proportional to 86,339.32, 129,474.93 and 41,952.94

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Solution

The fourth proportional to 86,339.32, 129,474.93 and 41,952.94 is: 62,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,339.32 : 129,474.93 = 41,952.94 : x
  2. Step 2: Convert to fraction form
    86,339.32/129,474.93 = 41,952.94/x
  3. Step 3: Cross multiply
    86,339.32x = 129,474.93 × 41,952.94
  4. Step 4: Simplify right side
    86,339.32x = 5,431,853,969.79
  5. Step 5: Solve for x
    x = 5,431,853,969.79/86,339.32
  6. Step 6: Final answer
    x = 62,912.86

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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.