Home / 242,949.17-335,248.82-156,911.90

Finding the Fourth Proportional to 242,949.17, 335,248.82 and 156,911.90

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Solution

The fourth proportional to 242,949.17, 335,248.82 and 156,911.90 is: 216,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,949.17 : 335,248.82 = 156,911.90 : x
  2. Step 2: Convert to fraction form
    242,949.17/335,248.82 = 156,911.90/x
  3. Step 3: Cross multiply
    242,949.17x = 335,248.82 × 156,911.90
  4. Step 4: Simplify right side
    242,949.17x = 52,604,530,214.98
  5. Step 5: Solve for x
    x = 52,604,530,214.98/242,949.17
  6. Step 6: Final answer
    x = 216,524.84

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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.