Home / 77,531.06-116,317.08-41,976.59

Finding the Fourth Proportional to 77,531.06, 116,317.08 and 41,976.59

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Solution

The fourth proportional to 77,531.06, 116,317.08 and 41,976.59 is: 62,975.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,531.06 : 116,317.08 = 41,976.59 : x
  2. Step 2: Convert to fraction form
    77,531.06/116,317.08 = 41,976.59/x
  3. Step 3: Cross multiply
    77,531.06x = 116,317.08 × 41,976.59
  4. Step 4: Simplify right side
    77,531.06x = 4,882,593,795.57
  5. Step 5: Solve for x
    x = 4,882,593,795.57/77,531.06
  6. Step 6: Final answer
    x = 62,975.98

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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.