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Finding the Fourth Proportional to 188,250.35, 281,669.72 and 112,070.23

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Solution

The fourth proportional to 188,250.35, 281,669.72 and 112,070.23 is: 167,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,250.35 : 281,669.72 = 112,070.23 : x
  2. Step 2: Convert to fraction form
    188,250.35/281,669.72 = 112,070.23/x
  3. Step 3: Cross multiply
    188,250.35x = 281,669.72 × 112,070.23
  4. Step 4: Simplify right side
    188,250.35x = 31,566,790,304.44
  5. Step 5: Solve for x
    x = 31,566,790,304.44/188,250.35
  6. Step 6: Final answer
    x = 167,685.16

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1.5x scale

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.