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Finding the Fourth Proportional to 60,140.50, 82,995.09 and 33,282.31

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Solution

The fourth proportional to 60,140.50, 82,995.09 and 33,282.31 is: 45,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,140.50 : 82,995.09 = 33,282.31 : x
  2. Step 2: Convert to fraction form
    60,140.50/82,995.09 = 33,282.31/x
  3. Step 3: Cross multiply
    60,140.50x = 82,995.09 × 33,282.31
  4. Step 4: Simplify right side
    60,140.50x = 2,762,268,313.86
  5. Step 5: Solve for x
    x = 2,762,268,313.86/60,140.50
  6. Step 6: Final answer
    x = 45,930.25

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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.