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Finding the Fourth Proportional to 221,996.10, 332,994.15 and 97,337.10

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Solution

The fourth proportional to 221,996.10, 332,994.15 and 97,337.10 is: 146,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,996.10 : 332,994.15 = 97,337.10 : x
  2. Step 2: Convert to fraction form
    221,996.10/332,994.15 = 97,337.10/x
  3. Step 3: Cross multiply
    221,996.10x = 332,994.15 × 97,337.10
  4. Step 4: Simplify right side
    221,996.10x = 32,412,684,877.97
  5. Step 5: Solve for x
    x = 32,412,684,877.97/221,996.10
  6. Step 6: Final answer
    x = 146,005.65

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1.5x scale

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.