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Finding the Fourth Proportional to 221,837.04, 332,689.86 and 64,066.86

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Solution

The fourth proportional to 221,837.04, 332,689.86 and 64,066.86 is: 96,081.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,837.04 : 332,689.86 = 64,066.86 : x
  2. Step 2: Convert to fraction form
    221,837.04/332,689.86 = 64,066.86/x
  3. Step 3: Cross multiply
    221,837.04x = 332,689.86 × 64,066.86
  4. Step 4: Simplify right side
    221,837.04x = 21,314,394,684.04
  5. Step 5: Solve for x
    x = 21,314,394,684.04/221,837.04
  6. Step 6: Final answer
    x = 96,081.32

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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.