Home / 250,834.28-376,153.40-90,872.24

Finding the Fourth Proportional to 250,834.28, 376,153.40 and 90,872.24

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Solution

The fourth proportional to 250,834.28, 376,153.40 and 90,872.24 is: 136,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,834.28 : 376,153.40 = 90,872.24 : x
  2. Step 2: Convert to fraction form
    250,834.28/376,153.40 = 90,872.24/x
  3. Step 3: Cross multiply
    250,834.28x = 376,153.40 × 90,872.24
  4. Step 4: Simplify right side
    250,834.28x = 34,181,899,706.49
  5. Step 5: Solve for x
    x = 34,181,899,706.49/250,834.28
  6. Step 6: Final answer
    x = 136,272.84

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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.