Home / 179,039.10-247,079.15-98,471.82

Finding the Fourth Proportional to 179,039.10, 247,079.15 and 98,471.82

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Solution

The fourth proportional to 179,039.10, 247,079.15 and 98,471.82 is: 135,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,039.10 : 247,079.15 = 98,471.82 : x
  2. Step 2: Convert to fraction form
    179,039.10/247,079.15 = 98,471.82/x
  3. Step 3: Cross multiply
    179,039.10x = 247,079.15 × 98,471.82
  4. Step 4: Simplify right side
    179,039.10x = 24,330,333,092.19
  5. Step 5: Solve for x
    x = 24,330,333,092.19/179,039.10
  6. Step 6: Final answer
    x = 135,893.96

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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.