Home / 179,117.43-247,182.03-98,543.22

Finding the Fourth Proportional to 179,117.43, 247,182.03 and 98,543.22

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Solution

The fourth proportional to 179,117.43, 247,182.03 and 98,543.22 is: 135,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,117.43 : 247,182.03 = 98,543.22 : x
  2. Step 2: Convert to fraction form
    179,117.43/247,182.03 = 98,543.22/x
  3. Step 3: Cross multiply
    179,117.43x = 247,182.03 × 98,543.22
  4. Step 4: Simplify right side
    179,117.43x = 24,358,112,235.40
  5. Step 5: Solve for x
    x = 24,358,112,235.40/179,117.43
  6. Step 6: Final answer
    x = 135,989.63

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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.