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Finding the Fourth Proportional to 252,497.61, 348,480.03 and 160,625.85

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Solution

The fourth proportional to 252,497.61, 348,480.03 and 160,625.85 is: 221,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,497.61 : 348,480.03 = 160,625.85 : x
  2. Step 2: Convert to fraction form
    252,497.61/348,480.03 = 160,625.85/x
  3. Step 3: Cross multiply
    252,497.61x = 348,480.03 × 160,625.85
  4. Step 4: Simplify right side
    252,497.61x = 55,974,901,026.78
  5. Step 5: Solve for x
    x = 55,974,901,026.78/252,497.61
  6. Step 6: Final answer
    x = 221,684.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.