Home / 179,121.76-247,188-98,547.56

Finding the Fourth Proportional to 179,121.76, 247,188 and 98,547.56

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Solution

The fourth proportional to 179,121.76, 247,188 and 98,547.56 is: 135,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,121.76 : 247,188 = 98,547.56 : x
  2. Step 2: Convert to fraction form
    179,121.76/247,188 = 98,547.56/x
  3. Step 3: Cross multiply
    179,121.76x = 247,188 × 98,547.56
  4. Step 4: Simplify right side
    179,121.76x = 24,359,774,261.28
  5. Step 5: Solve for x
    x = 24,359,774,261.28/179,121.76
  6. Step 6: Final answer
    x = 135,995.62

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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.