Home / 179,117.76-247,182.48-98,543.56

Finding the Fourth Proportional to 179,117.76, 247,182.48 and 98,543.56

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Solution

The fourth proportional to 179,117.76, 247,182.48 and 98,543.56 is: 135,990.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,117.76 : 247,182.48 = 98,543.56 : x
  2. Step 2: Convert to fraction form
    179,117.76/247,182.48 = 98,543.56/x
  3. Step 3: Cross multiply
    179,117.76x = 247,182.48 × 98,543.56
  4. Step 4: Simplify right side
    179,117.76x = 24,358,241,548.83
  5. Step 5: Solve for x
    x = 24,358,241,548.83/179,117.76
  6. Step 6: Final answer
    x = 135,990.10

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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.