Home / 131,182.57-196,869.44-52,319.35

Finding the Fourth Proportional to 131,182.57, 196,869.44 and 52,319.35

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Solution

The fourth proportional to 131,182.57, 196,869.44 and 52,319.35 is: 78,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,182.57 : 196,869.44 = 52,319.35 : x
  2. Step 2: Convert to fraction form
    131,182.57/196,869.44 = 52,319.35/x
  3. Step 3: Cross multiply
    131,182.57x = 196,869.44 × 52,319.35
  4. Step 4: Simplify right side
    131,182.57x = 10,300,081,135.66
  5. Step 5: Solve for x
    x = 10,300,081,135.66/131,182.57
  6. Step 6: Final answer
    x = 78,517.15

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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.