Home / 165,377.10-247,753.48-97,707.21

Finding the Fourth Proportional to 165,377.10, 247,753.48 and 97,707.21

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Solution

The fourth proportional to 165,377.10, 247,753.48 and 97,707.21 is: 146,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,377.10 : 247,753.48 = 97,707.21 : x
  2. Step 2: Convert to fraction form
    165,377.10/247,753.48 = 97,707.21/x
  3. Step 3: Cross multiply
    165,377.10x = 247,753.48 × 97,707.21
  4. Step 4: Simplify right side
    165,377.10x = 24,207,301,298.59
  5. Step 5: Solve for x
    x = 24,207,301,298.59/165,377.10
  6. Step 6: Final answer
    x = 146,376.38

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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.