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Finding the Fourth Proportional to 150,013.26, 225,020.11 and 61,266.76

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Solution

The fourth proportional to 150,013.26, 225,020.11 and 61,266.76 is: 91,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,013.26 : 225,020.11 = 61,266.76 : x
  2. Step 2: Convert to fraction form
    150,013.26/225,020.11 = 61,266.76/x
  3. Step 3: Cross multiply
    150,013.26x = 225,020.11 × 61,266.76
  4. Step 4: Simplify right side
    150,013.26x = 13,786,252,358.83
  5. Step 5: Solve for x
    x = 13,786,252,358.83/150,013.26
  6. Step 6: Final answer
    x = 91,900.23

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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.