Home / 150,291.18-225,471.33-45,112.14

Finding the Fourth Proportional to 150,291.18, 225,471.33 and 45,112.14

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Solution

The fourth proportional to 150,291.18, 225,471.33 and 45,112.14 is: 67,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,291.18 : 225,471.33 = 45,112.14 : x
  2. Step 2: Convert to fraction form
    150,291.18/225,471.33 = 45,112.14/x
  3. Step 3: Cross multiply
    150,291.18x = 225,471.33 × 45,112.14
  4. Step 4: Simplify right side
    150,291.18x = 10,171,494,204.95
  5. Step 5: Solve for x
    x = 10,171,494,204.95/150,291.18
  6. Step 6: Final answer
    x = 67,678.58

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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.