Home / 74,272.62-111,445.68-34,832.76

Finding the Fourth Proportional to 74,272.62, 111,445.68 and 34,832.76

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Solution

The fourth proportional to 74,272.62, 111,445.68 and 34,832.76 is: 52,266.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,272.62 : 111,445.68 = 34,832.76 : x
  2. Step 2: Convert to fraction form
    74,272.62/111,445.68 = 34,832.76/x
  3. Step 3: Cross multiply
    74,272.62x = 111,445.68 × 34,832.76
  4. Step 4: Simplify right side
    74,272.62x = 3,881,960,624.48
  5. Step 5: Solve for x
    x = 3,881,960,624.48/74,272.62
  6. Step 6: Final answer
    x = 52,266.38

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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.