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Finding the Fourth Proportional to 247,970.75, 341,882.87 and 160,601.52

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Solution

The fourth proportional to 247,970.75, 341,882.87 and 160,601.52 is: 221,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,970.75 : 341,882.87 = 160,601.52 : x
  2. Step 2: Convert to fraction form
    247,970.75/341,882.87 = 160,601.52/x
  3. Step 3: Cross multiply
    247,970.75x = 341,882.87 × 160,601.52
  4. Step 4: Simplify right side
    247,970.75x = 54,906,908,583.96
  5. Step 5: Solve for x
    x = 54,906,908,583.96/247,970.75
  6. Step 6: Final answer
    x = 221,424.94

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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.