Home / 165,381.55-247,759.31-97,711.22

Finding the Fourth Proportional to 165,381.55, 247,759.31 and 97,711.22

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Solution

The fourth proportional to 165,381.55, 247,759.31 and 97,711.22 is: 146,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,381.55 : 247,759.31 = 97,711.22 : x
  2. Step 2: Convert to fraction form
    165,381.55/247,759.31 = 97,711.22/x
  3. Step 3: Cross multiply
    165,381.55x = 247,759.31 × 97,711.22
  4. Step 4: Simplify right side
    165,381.55x = 24,208,863,207.66
  5. Step 5: Solve for x
    x = 24,208,863,207.66/165,381.55
  6. Step 6: Final answer
    x = 146,381.89

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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.