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Finding the Fourth Proportional to 151,247.65, 226,871.48 and 130,511.65

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Solution

The fourth proportional to 151,247.65, 226,871.48 and 130,511.65 is: 195,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,247.65 : 226,871.48 = 130,511.65 : x
  2. Step 2: Convert to fraction form
    151,247.65/226,871.48 = 130,511.65/x
  3. Step 3: Cross multiply
    151,247.65x = 226,871.48 × 130,511.65
  4. Step 4: Simplify right side
    151,247.65x = 29,609,370,540.18
  5. Step 5: Solve for x
    x = 29,609,370,540.18/151,247.65
  6. Step 6: Final answer
    x = 195,767.48

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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.