Home / 179,111.29-247,234.28-111,168.04

Finding the Fourth Proportional to 179,111.29, 247,234.28 and 111,168.04

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Solution

The fourth proportional to 179,111.29, 247,234.28 and 111,168.04 is: 153,449.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,111.29 : 247,234.28 = 111,168.04 : x
  2. Step 2: Convert to fraction form
    179,111.29/247,234.28 = 111,168.04/x
  3. Step 3: Cross multiply
    179,111.29x = 247,234.28 × 111,168.04
  4. Step 4: Simplify right side
    179,111.29x = 27,484,550,328.41
  5. Step 5: Solve for x
    x = 27,484,550,328.41/179,111.29
  6. Step 6: Final answer
    x = 153,449.57

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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.