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Finding the Fourth Proportional to 179,045.86, 247,084.96 and 97,374.86

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Solution

The fourth proportional to 179,045.86, 247,084.96 and 97,374.86 is: 134,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,045.86 : 247,084.96 = 97,374.86 : x
  2. Step 2: Convert to fraction form
    179,045.86/247,084.96 = 97,374.86/x
  3. Step 3: Cross multiply
    179,045.86x = 247,084.96 × 97,374.86
  4. Step 4: Simplify right side
    179,045.86x = 24,059,863,388.11
  5. Step 5: Solve for x
    x = 24,059,863,388.11/179,045.86
  6. Step 6: Final answer
    x = 134,378.22

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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.