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Finding the Fourth Proportional to 180,672.68, 271,006.56 and 56,013.68

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Solution

The fourth proportional to 180,672.68, 271,006.56 and 56,013.68 is: 84,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,672.68 : 271,006.56 = 56,013.68 : x
  2. Step 2: Convert to fraction form
    180,672.68/271,006.56 = 56,013.68/x
  3. Step 3: Cross multiply
    180,672.68x = 271,006.56 × 56,013.68
  4. Step 4: Simplify right side
    180,672.68x = 15,180,074,729.74
  5. Step 5: Solve for x
    x = 15,180,074,729.74/180,672.68
  6. Step 6: Final answer
    x = 84,019.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.