Home / 104,244.42-156,365.12-25,358.78

Finding the Fourth Proportional to 104,244.42, 156,365.12 and 25,358.78

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Solution

The fourth proportional to 104,244.42, 156,365.12 and 25,358.78 is: 38,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,244.42 : 156,365.12 = 25,358.78 : x
  2. Step 2: Convert to fraction form
    104,244.42/156,365.12 = 25,358.78/x
  3. Step 3: Cross multiply
    104,244.42x = 156,365.12 × 25,358.78
  4. Step 4: Simplify right side
    104,244.42x = 3,965,228,677.75
  5. Step 5: Solve for x
    x = 3,965,228,677.75/104,244.42
  6. Step 6: Final answer
    x = 38,037.80

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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.