Home / 74,276.62-111,451.68-34,836.76

Finding the Fourth Proportional to 74,276.62, 111,451.68 and 34,836.76

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Solution

The fourth proportional to 74,276.62, 111,451.68 and 34,836.76 is: 52,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,276.62 : 111,451.68 = 34,836.76 : x
  2. Step 2: Convert to fraction form
    74,276.62/111,451.68 = 34,836.76/x
  3. Step 3: Cross multiply
    74,276.62x = 111,451.68 × 34,836.76
  4. Step 4: Simplify right side
    74,276.62x = 3,882,615,427.76
  5. Step 5: Solve for x
    x = 3,882,615,427.76/74,276.62
  6. Step 6: Final answer
    x = 52,272.38

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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.