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Finding the Fourth Proportional to 50,228, 75,340.18 and 15,166.76

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Solution

The fourth proportional to 50,228, 75,340.18 and 15,166.76 is: 22,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,228 : 75,340.18 = 15,166.76 : x
  2. Step 2: Convert to fraction form
    50,228/75,340.18 = 15,166.76/x
  3. Step 3: Cross multiply
    50,228x = 75,340.18 × 15,166.76
  4. Step 4: Simplify right side
    50,228x = 1,142,666,428.42
  5. Step 5: Solve for x
    x = 1,142,666,428.42/50,228
  6. Step 6: Final answer
    x = 22,749.59

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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.