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Finding the Fourth Proportional to 238,737.61, 357,415.22 and 179,821.45

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Solution

The fourth proportional to 238,737.61, 357,415.22 and 179,821.45 is: 269,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,737.61 : 357,415.22 = 179,821.45 : x
  2. Step 2: Convert to fraction form
    238,737.61/357,415.22 = 179,821.45/x
  3. Step 3: Cross multiply
    238,737.61x = 357,415.22 × 179,821.45
  4. Step 4: Simplify right side
    238,737.61x = 64,270,922,213.36
  5. Step 5: Solve for x
    x = 64,270,922,213.36/238,737.61
  6. Step 6: Final answer
    x = 269,211.55

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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.