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Finding the Fourth Proportional to 223,381.80, 335,132.10 and 96,967.80

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Solution

The fourth proportional to 223,381.80, 335,132.10 and 96,967.80 is: 145,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,381.80 : 335,132.10 = 96,967.80 : x
  2. Step 2: Convert to fraction form
    223,381.80/335,132.10 = 96,967.80/x
  3. Step 3: Cross multiply
    223,381.80x = 335,132.10 × 96,967.80
  4. Step 4: Simplify right side
    223,381.80x = 32,497,022,446.38
  5. Step 5: Solve for x
    x = 32,497,022,446.38/223,381.80
  6. Step 6: Final answer
    x = 145,477.48

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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.