Home / 131,922.96-182,063.34-75,333.12

Finding the Fourth Proportional to 131,922.96, 182,063.34 and 75,333.12

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Solution

The fourth proportional to 131,922.96, 182,063.34 and 75,333.12 is: 103,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,922.96 : 182,063.34 = 75,333.12 : x
  2. Step 2: Convert to fraction form
    131,922.96/182,063.34 = 75,333.12/x
  3. Step 3: Cross multiply
    131,922.96x = 182,063.34 × 75,333.12
  4. Step 4: Simplify right side
    131,922.96x = 13,715,399,439.82
  5. Step 5: Solve for x
    x = 13,715,399,439.82/131,922.96
  6. Step 6: Final answer
    x = 103,965.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.