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Finding the Fourth Proportional to 60,148.68, 83,003.84 and 33,289.56

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Solution

The fourth proportional to 60,148.68, 83,003.84 and 33,289.56 is: 45,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,148.68 : 83,003.84 = 33,289.56 : x
  2. Step 2: Convert to fraction form
    60,148.68/83,003.84 = 33,289.56/x
  3. Step 3: Cross multiply
    60,148.68x = 83,003.84 × 33,289.56
  4. Step 4: Simplify right side
    60,148.68x = 2,763,161,311.91
  5. Step 5: Solve for x
    x = 2,763,161,311.91/60,148.68
  6. Step 6: Final answer
    x = 45,938.85

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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.