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Finding the Fourth Proportional to 60,437.72, 83,405.54 and 33,213.59

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Solution

The fourth proportional to 60,437.72, 83,405.54 and 33,213.59 is: 45,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,437.72 : 83,405.54 = 33,213.59 : x
  2. Step 2: Convert to fraction form
    60,437.72/83,405.54 = 33,213.59/x
  3. Step 3: Cross multiply
    60,437.72x = 83,405.54 × 33,213.59
  4. Step 4: Simplify right side
    60,437.72x = 2,770,197,451.73
  5. Step 5: Solve for x
    x = 2,770,197,451.73/60,437.72
  6. Step 6: Final answer
    x = 45,835.58

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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.