Home / 75,236.37-112,819.19-27,818.70

Finding the Fourth Proportional to 75,236.37, 112,819.19 and 27,818.70

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Solution

The fourth proportional to 75,236.37, 112,819.19 and 27,818.70 is: 41,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,236.37 : 112,819.19 = 27,818.70 : x
  2. Step 2: Convert to fraction form
    75,236.37/112,819.19 = 27,818.70/x
  3. Step 3: Cross multiply
    75,236.37x = 112,819.19 × 27,818.70
  4. Step 4: Simplify right side
    75,236.37x = 3,138,483,061.76
  5. Step 5: Solve for x
    x = 3,138,483,061.76/75,236.37
  6. Step 6: Final answer
    x = 41,714.97

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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.