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Finding the Fourth Proportional to 60,000.65, 82,800.36 and 33,145.02

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Solution

The fourth proportional to 60,000.65, 82,800.36 and 33,145.02 is: 45,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,000.65 : 82,800.36 = 33,145.02 : x
  2. Step 2: Convert to fraction form
    60,000.65/82,800.36 = 33,145.02/x
  3. Step 3: Cross multiply
    60,000.65x = 82,800.36 × 33,145.02
  4. Step 4: Simplify right side
    60,000.65x = 2,744,419,588.21
  5. Step 5: Solve for x
    x = 2,744,419,588.21/60,000.65
  6. Step 6: Final answer
    x = 45,739.83

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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.