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Finding the Fourth Proportional to 250,376.44, 375,626.08 and 72,885.04

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Solution

The fourth proportional to 250,376.44, 375,626.08 and 72,885.04 is: 109,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,376.44 : 375,626.08 = 72,885.04 : x
  2. Step 2: Convert to fraction form
    250,376.44/375,626.08 = 72,885.04/x
  3. Step 3: Cross multiply
    250,376.44x = 375,626.08 × 72,885.04
  4. Step 4: Simplify right side
    250,376.44x = 27,377,521,865.84
  5. Step 5: Solve for x
    x = 27,377,521,865.84/250,376.44
  6. Step 6: Final answer
    x = 109,345.44

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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.