Home / 150,420.60-225,631.20-38,100.84

Finding the Fourth Proportional to 150,420.60, 225,631.20 and 38,100.84

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Solution

The fourth proportional to 150,420.60, 225,631.20 and 38,100.84 is: 57,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,420.60 : 225,631.20 = 38,100.84 : x
  2. Step 2: Convert to fraction form
    150,420.60/225,631.20 = 38,100.84/x
  3. Step 3: Cross multiply
    150,420.60x = 225,631.20 × 38,100.84
  4. Step 4: Simplify right side
    150,420.60x = 8,596,738,250.21
  5. Step 5: Solve for x
    x = 8,596,738,250.21/150,420.60
  6. Step 6: Final answer
    x = 57,151.34

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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.