Home / 131,085.97-196,633.31-36,317.10

Finding the Fourth Proportional to 131,085.97, 196,633.31 and 36,317.10

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Solution

The fourth proportional to 131,085.97, 196,633.31 and 36,317.10 is: 54,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,085.97 : 196,633.31 = 36,317.10 : x
  2. Step 2: Convert to fraction form
    131,085.97/196,633.31 = 36,317.10/x
  3. Step 3: Cross multiply
    131,085.97x = 196,633.31 × 36,317.10
  4. Step 4: Simplify right side
    131,085.97x = 7,141,152,138.39
  5. Step 5: Solve for x
    x = 7,141,152,138.39/131,085.97
  6. Step 6: Final answer
    x = 54,476.86

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1.5x scale

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.