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Finding the Fourth Proportional to 178,367.66, 246,147.29 and 97,793.47

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Solution

The fourth proportional to 178,367.66, 246,147.29 and 97,793.47 is: 134,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,367.66 : 246,147.29 = 97,793.47 : x
  2. Step 2: Convert to fraction form
    178,367.66/246,147.29 = 97,793.47/x
  3. Step 3: Cross multiply
    178,367.66x = 246,147.29 × 97,793.47
  4. Step 4: Simplify right side
    178,367.66x = 24,071,596,421.06
  5. Step 5: Solve for x
    x = 24,071,596,421.06/178,367.66
  6. Step 6: Final answer
    x = 134,954.94

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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.