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Finding the Fourth Proportional to 223,337.85, 334,934.75 and 73,542.53

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Solution

The fourth proportional to 223,337.85, 334,934.75 and 73,542.53 is: 110,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,337.85 : 334,934.75 = 73,542.53 : x
  2. Step 2: Convert to fraction form
    223,337.85/334,934.75 = 73,542.53/x
  3. Step 3: Cross multiply
    223,337.85x = 334,934.75 × 73,542.53
  4. Step 4: Simplify right side
    223,337.85x = 24,631,946,857.53
  5. Step 5: Solve for x
    x = 24,631,946,857.53/223,337.85
  6. Step 6: Final answer
    x = 110,290.07

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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.