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Finding the Fourth Proportional to 60,178.62, 83,047.80 and 32,955.87

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Solution

The fourth proportional to 60,178.62, 83,047.80 and 32,955.87 is: 45,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,178.62 : 83,047.80 = 32,955.87 : x
  2. Step 2: Convert to fraction form
    60,178.62/83,047.80 = 32,955.87/x
  3. Step 3: Cross multiply
    60,178.62x = 83,047.80 × 32,955.87
  4. Step 4: Simplify right side
    60,178.62x = 2,736,912,500.59
  5. Step 5: Solve for x
    x = 2,736,912,500.59/60,178.62
  6. Step 6: Final answer
    x = 45,479.81

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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.