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Finding the Fourth Proportional to 179,168.65, 247,246.53 and 98,588.63

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Solution

The fourth proportional to 179,168.65, 247,246.53 and 98,588.63 is: 136,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,168.65 : 247,246.53 = 98,588.63 : x
  2. Step 2: Convert to fraction form
    179,168.65/247,246.53 = 98,588.63/x
  3. Step 3: Cross multiply
    179,168.65x = 247,246.53 × 98,588.63
  4. Step 4: Simplify right side
    179,168.65x = 24,375,696,664.95
  5. Step 5: Solve for x
    x = 24,375,696,664.95/179,168.65
  6. Step 6: Final answer
    x = 136,048.90

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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.