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Finding the Fourth Proportional to 65,684.46, 98,525.72 and 44,572.08

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Solution

The fourth proportional to 65,684.46, 98,525.72 and 44,572.08 is: 66,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,684.46 : 98,525.72 = 44,572.08 : x
  2. Step 2: Convert to fraction form
    65,684.46/98,525.72 = 44,572.08/x
  3. Step 3: Cross multiply
    65,684.46x = 98,525.72 × 44,572.08
  4. Step 4: Simplify right side
    65,684.46x = 4,391,496,273.90
  5. Step 5: Solve for x
    x = 4,391,496,273.90/65,684.46
  6. Step 6: Final answer
    x = 66,857.46

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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.