Home / 102,847.20-141,930.18-60,406.44

Finding the Fourth Proportional to 102,847.20, 141,930.18 and 60,406.44

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Solution

The fourth proportional to 102,847.20, 141,930.18 and 60,406.44 is: 83,361.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,847.20 : 141,930.18 = 60,406.44 : x
  2. Step 2: Convert to fraction form
    102,847.20/141,930.18 = 60,406.44/x
  3. Step 3: Cross multiply
    102,847.20x = 141,930.18 × 60,406.44
  4. Step 4: Simplify right side
    102,847.20x = 8,573,496,902.36
  5. Step 5: Solve for x
    x = 8,573,496,902.36/102,847.20
  6. Step 6: Final answer
    x = 83,361.50

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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.