Home / 179,105.16-247,158.86-98,531.82

Finding the Fourth Proportional to 179,105.16, 247,158.86 and 98,531.82

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Solution

The fourth proportional to 179,105.16, 247,158.86 and 98,531.82 is: 135,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,105.16 : 247,158.86 = 98,531.82 : x
  2. Step 2: Convert to fraction form
    179,105.16/247,158.86 = 98,531.82/x
  3. Step 3: Cross multiply
    179,105.16x = 247,158.86 × 98,531.82
  4. Step 4: Simplify right side
    179,105.16x = 24,353,012,304.93
  5. Step 5: Solve for x
    x = 24,353,012,304.93/179,105.16
  6. Step 6: Final answer
    x = 135,970.47

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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.