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Finding the Fourth Proportional to 223,440.90, 335,064.15 and 73,623.30

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Solution

The fourth proportional to 223,440.90, 335,064.15 and 73,623.30 is: 110,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,440.90 : 335,064.15 = 73,623.30 : x
  2. Step 2: Convert to fraction form
    223,440.90/335,064.15 = 73,623.30/x
  3. Step 3: Cross multiply
    223,440.90x = 335,064.15 × 73,623.30
  4. Step 4: Simplify right side
    223,440.90x = 24,668,528,434.70
  5. Step 5: Solve for x
    x = 24,668,528,434.70/223,440.90
  6. Step 6: Final answer
    x = 110,402.92

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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.