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Finding the Fourth Proportional to 150,589.68, 207,816.54 and 82,610.13

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Solution

The fourth proportional to 150,589.68, 207,816.54 and 82,610.13 is: 114,003.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,589.68 : 207,816.54 = 82,610.13 : x
  2. Step 2: Convert to fraction form
    150,589.68/207,816.54 = 82,610.13/x
  3. Step 3: Cross multiply
    150,589.68x = 207,816.54 × 82,610.13
  4. Step 4: Simplify right side
    150,589.68x = 17,167,750,686.11
  5. Step 5: Solve for x
    x = 17,167,750,686.11/150,589.68
  6. Step 6: Final answer
    x = 114,003.50

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1.5x scale

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.