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Finding the Fourth Proportional to 175,087.65, 262,631.48 and 164,719.65

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Solution

The fourth proportional to 175,087.65, 262,631.48 and 164,719.65 is: 247,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,087.65 : 262,631.48 = 164,719.65 : x
  2. Step 2: Convert to fraction form
    175,087.65/262,631.48 = 164,719.65/x
  3. Step 3: Cross multiply
    175,087.65x = 262,631.48 × 164,719.65
  4. Step 4: Simplify right side
    175,087.65x = 43,260,564,640.98
  5. Step 5: Solve for x
    x = 43,260,564,640.98/175,087.65
  6. Step 6: Final answer
    x = 247,079.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.