Home / 165,377.72-247,754.42-97,707.84

Finding the Fourth Proportional to 165,377.72, 247,754.42 and 97,707.84

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Solution

The fourth proportional to 165,377.72, 247,754.42 and 97,707.84 is: 146,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,377.72 : 247,754.42 = 97,707.84 : x
  2. Step 2: Convert to fraction form
    165,377.72/247,754.42 = 97,707.84/x
  3. Step 3: Cross multiply
    165,377.72x = 247,754.42 × 97,707.84
  4. Step 4: Simplify right side
    165,377.72x = 24,207,549,472.92
  5. Step 5: Solve for x
    x = 24,207,549,472.92/165,377.72
  6. Step 6: Final answer
    x = 146,377.33

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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.