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Finding the Fourth Proportional to 179,152.62, 247,236.48 and 98,586

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Solution

The fourth proportional to 179,152.62, 247,236.48 and 98,586 is: 136,051.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,152.62 : 247,236.48 = 98,586 : x
  2. Step 2: Convert to fraction form
    179,152.62/247,236.48 = 98,586/x
  3. Step 3: Cross multiply
    179,152.62x = 247,236.48 × 98,586
  4. Step 4: Simplify right side
    179,152.62x = 24,374,055,617.28
  5. Step 5: Solve for x
    x = 24,374,055,617.28/179,152.62
  6. Step 6: Final answer
    x = 136,051.91

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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.