Home / 268,126.62-402,187.44-68,444.22

Finding the Fourth Proportional to 268,126.62, 402,187.44 and 68,444.22

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Solution

The fourth proportional to 268,126.62, 402,187.44 and 68,444.22 is: 102,665.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,126.62 : 402,187.44 = 68,444.22 : x
  2. Step 2: Convert to fraction form
    268,126.62/402,187.44 = 68,444.22/x
  3. Step 3: Cross multiply
    268,126.62x = 402,187.44 × 68,444.22
  4. Step 4: Simplify right side
    268,126.62x = 27,527,405,624.60
  5. Step 5: Solve for x
    x = 27,527,405,624.60/268,126.62
  6. Step 6: Final answer
    x = 102,665.69

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1.5x scale

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.