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Finding the Fourth Proportional to 125,348.40, 188,002.44 and 36,581.10

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Solution

The fourth proportional to 125,348.40, 188,002.44 and 36,581.10 is: 54,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,348.40 : 188,002.44 = 36,581.10 : x
  2. Step 2: Convert to fraction form
    125,348.40/188,002.44 = 36,581.10/x
  3. Step 3: Cross multiply
    125,348.40x = 188,002.44 × 36,581.10
  4. Step 4: Simplify right side
    125,348.40x = 6,877,336,057.88
  5. Step 5: Solve for x
    x = 6,877,336,057.88/125,348.40
  6. Step 6: Final answer
    x = 54,865.77

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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.