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Finding the Fourth Proportional to 250,026.62, 345,034.30 and 135,302.82

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Solution

The fourth proportional to 250,026.62, 345,034.30 and 135,302.82 is: 186,716.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,026.62 : 345,034.30 = 135,302.82 : x
  2. Step 2: Convert to fraction form
    250,026.62/345,034.30 = 135,302.82/x
  3. Step 3: Cross multiply
    250,026.62x = 345,034.30 × 135,302.82
  4. Step 4: Simplify right side
    250,026.62x = 46,684,113,786.73
  5. Step 5: Solve for x
    x = 46,684,113,786.73/250,026.62
  6. Step 6: Final answer
    x = 186,716.57

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1.5x scale

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.