Home / 165,538.76-248,310.43-47,210.11

Finding the Fourth Proportional to 165,538.76, 248,310.43 and 47,210.11

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Solution

The fourth proportional to 165,538.76, 248,310.43 and 47,210.11 is: 70,815.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,538.76 : 248,310.43 = 47,210.11 : x
  2. Step 2: Convert to fraction form
    165,538.76/248,310.43 = 47,210.11/x
  3. Step 3: Cross multiply
    165,538.76x = 248,310.43 × 47,210.11
  4. Step 4: Simplify right side
    165,538.76x = 11,722,761,975.65
  5. Step 5: Solve for x
    x = 11,722,761,975.65/165,538.76
  6. Step 6: Final answer
    x = 70,815.82

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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.