Home / 131,926.85-182,056.99-71,496.96

Finding the Fourth Proportional to 131,926.85, 182,056.99 and 71,496.96

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Solution

The fourth proportional to 131,926.85, 182,056.99 and 71,496.96 is: 98,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,926.85 : 182,056.99 = 71,496.96 : x
  2. Step 2: Convert to fraction form
    131,926.85/182,056.99 = 71,496.96/x
  3. Step 3: Cross multiply
    131,926.85x = 182,056.99 × 71,496.96
  4. Step 4: Simplify right side
    131,926.85x = 13,016,520,993.04
  5. Step 5: Solve for x
    x = 13,016,520,993.04/131,926.85
  6. Step 6: Final answer
    x = 98,664.69

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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.