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Finding the Fourth Proportional to 250,178.94, 375,265.10 and 60,640.94

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Solution

The fourth proportional to 250,178.94, 375,265.10 and 60,640.94 is: 90,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,178.94 : 375,265.10 = 60,640.94 : x
  2. Step 2: Convert to fraction form
    250,178.94/375,265.10 = 60,640.94/x
  3. Step 3: Cross multiply
    250,178.94x = 375,265.10 × 60,640.94
  4. Step 4: Simplify right side
    250,178.94x = 22,756,429,502.96
  5. Step 5: Solve for x
    x = 22,756,429,502.96/250,178.94
  6. Step 6: Final answer
    x = 90,960.61

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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.