Home / 179,090.19-247,136.67-98,512.61

Finding the Fourth Proportional to 179,090.19, 247,136.67 and 98,512.61

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Solution

The fourth proportional to 179,090.19, 247,136.67 and 98,512.61 is: 135,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,090.19 : 247,136.67 = 98,512.61 : x
  2. Step 2: Convert to fraction form
    179,090.19/247,136.67 = 98,512.61/x
  3. Step 3: Cross multiply
    179,090.19x = 247,136.67 × 98,512.61
  4. Step 4: Simplify right side
    179,090.19x = 24,346,077,152.73
  5. Step 5: Solve for x
    x = 24,346,077,152.73/179,090.19
  6. Step 6: Final answer
    x = 135,943.11

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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.