Home / 86,338.32-129,473.43-41,951.94

Finding the Fourth Proportional to 86,338.32, 129,473.43 and 41,951.94

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Solution

The fourth proportional to 86,338.32, 129,473.43 and 41,951.94 is: 62,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,338.32 : 129,473.43 = 41,951.94 : x
  2. Step 2: Convert to fraction form
    86,338.32/129,473.43 = 41,951.94/x
  3. Step 3: Cross multiply
    86,338.32x = 129,473.43 × 41,951.94
  4. Step 4: Simplify right side
    86,338.32x = 5,431,661,566.95
  5. Step 5: Solve for x
    x = 5,431,661,566.95/86,338.32
  6. Step 6: Final answer
    x = 62,911.37

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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.