Home / 122,242.62-168,693.30-68,527.56

Finding the Fourth Proportional to 122,242.62, 168,693.30 and 68,527.56

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Solution

The fourth proportional to 122,242.62, 168,693.30 and 68,527.56 is: 94,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,242.62 : 168,693.30 = 68,527.56 : x
  2. Step 2: Convert to fraction form
    122,242.62/168,693.30 = 68,527.56/x
  3. Step 3: Cross multiply
    122,242.62x = 168,693.30 × 68,527.56
  4. Step 4: Simplify right side
    122,242.62x = 11,560,140,237.35
  5. Step 5: Solve for x
    x = 11,560,140,237.35/122,242.62
  6. Step 6: Final answer
    x = 94,567.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.