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Finding the Fourth Proportional to 239,409.41, 359,084.88 and 61,901.55

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Solution

The fourth proportional to 239,409.41, 359,084.88 and 61,901.55 is: 92,844.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,409.41 : 359,084.88 = 61,901.55 : x
  2. Step 2: Convert to fraction form
    239,409.41/359,084.88 = 61,901.55/x
  3. Step 3: Cross multiply
    239,409.41x = 359,084.88 × 61,901.55
  4. Step 4: Simplify right side
    239,409.41x = 22,227,910,653.56
  5. Step 5: Solve for x
    x = 22,227,910,653.56/239,409.41
  6. Step 6: Final answer
    x = 92,844.77

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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.