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Finding the Fourth Proportional to 60,173.47, 83,040.06 and 33,318.46

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Solution

The fourth proportional to 60,173.47, 83,040.06 and 33,318.46 is: 45,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,173.47 : 83,040.06 = 33,318.46 : x
  2. Step 2: Convert to fraction form
    60,173.47/83,040.06 = 33,318.46/x
  3. Step 3: Cross multiply
    60,173.47x = 83,040.06 × 33,318.46
  4. Step 4: Simplify right side
    60,173.47x = 2,766,766,917.51
  5. Step 5: Solve for x
    x = 2,766,766,917.51/60,173.47
  6. Step 6: Final answer
    x = 45,979.85

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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.