Home / 250,376.43-375,626.09-72,885.03

Finding the Fourth Proportional to 250,376.43, 375,626.09 and 72,885.03

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Solution

The fourth proportional to 250,376.43, 375,626.09 and 72,885.03 is: 109,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,376.43 : 375,626.09 = 72,885.03 : x
  2. Step 2: Convert to fraction form
    250,376.43/375,626.09 = 72,885.03/x
  3. Step 3: Cross multiply
    250,376.43x = 375,626.09 × 72,885.03
  4. Step 4: Simplify right side
    250,376.43x = 27,377,518,838.43
  5. Step 5: Solve for x
    x = 27,377,518,838.43/250,376.43
  6. Step 6: Final answer
    x = 109,345.43

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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.