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Finding the Fourth Proportional to 223,317.19, 335,026.41 and 73,572.49

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Solution

The fourth proportional to 223,317.19, 335,026.41 and 73,572.49 is: 110,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,317.19 : 335,026.41 = 73,572.49 : x
  2. Step 2: Convert to fraction form
    223,317.19/335,026.41 = 73,572.49/x
  3. Step 3: Cross multiply
    223,317.19x = 335,026.41 × 73,572.49
  4. Step 4: Simplify right side
    223,317.19x = 24,648,727,199.46
  5. Step 5: Solve for x
    x = 24,648,727,199.46/223,317.19
  6. Step 6: Final answer
    x = 110,375.41

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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.