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Finding the Fourth Proportional to 223,536.78, 335,352.15 and 65,752.02

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Solution

The fourth proportional to 223,536.78, 335,352.15 and 65,752.02 is: 98,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,536.78 : 335,352.15 = 65,752.02 : x
  2. Step 2: Convert to fraction form
    223,536.78/335,352.15 = 65,752.02/x
  3. Step 3: Cross multiply
    223,536.78x = 335,352.15 × 65,752.02
  4. Step 4: Simplify right side
    223,536.78x = 22,050,081,273.84
  5. Step 5: Solve for x
    x = 22,050,081,273.84/223,536.78
  6. Step 6: Final answer
    x = 98,641.85

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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.