Home / 75,644.16-113,466.24-34,103.04

Finding the Fourth Proportional to 75,644.16, 113,466.24 and 34,103.04

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Solution

The fourth proportional to 75,644.16, 113,466.24 and 34,103.04 is: 51,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,644.16 : 113,466.24 = 34,103.04 : x
  2. Step 2: Convert to fraction form
    75,644.16/113,466.24 = 34,103.04/x
  3. Step 3: Cross multiply
    75,644.16x = 113,466.24 × 34,103.04
  4. Step 4: Simplify right side
    75,644.16x = 3,869,543,721.37
  5. Step 5: Solve for x
    x = 3,869,543,721.37/75,644.16
  6. Step 6: Final answer
    x = 51,154.56

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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.