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Finding the Fourth Proportional to 160,104.09, 240,156.09 and 60,286.65

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Solution

The fourth proportional to 160,104.09, 240,156.09 and 60,286.65 is: 90,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,104.09 : 240,156.09 = 60,286.65 : x
  2. Step 2: Convert to fraction form
    160,104.09/240,156.09 = 60,286.65/x
  3. Step 3: Cross multiply
    160,104.09x = 240,156.09 × 60,286.65
  4. Step 4: Simplify right side
    160,104.09x = 14,478,206,143.20
  5. Step 5: Solve for x
    x = 14,478,206,143.20/160,104.09
  6. Step 6: Final answer
    x = 90,429.96

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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.