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Finding the Fourth Proportional to 178,295.52, 246,049.71 and 97,721.22

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Solution

The fourth proportional to 178,295.52, 246,049.71 and 97,721.22 is: 134,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,295.52 : 246,049.71 = 97,721.22 : x
  2. Step 2: Convert to fraction form
    178,295.52/246,049.71 = 97,721.22/x
  3. Step 3: Cross multiply
    178,295.52x = 246,049.71 × 97,721.22
  4. Step 4: Simplify right side
    178,295.52x = 24,044,277,841.85
  5. Step 5: Solve for x
    x = 24,044,277,841.85/178,295.52
  6. Step 6: Final answer
    x = 134,856.32

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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.