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Finding the Fourth Proportional to 195,034.46, 292,537.10 and 70,375.46

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Solution

The fourth proportional to 195,034.46, 292,537.10 and 70,375.46 is: 105,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,034.46 : 292,537.10 = 70,375.46 : x
  2. Step 2: Convert to fraction form
    195,034.46/292,537.10 = 70,375.46/x
  3. Step 3: Cross multiply
    195,034.46x = 292,537.10 × 70,375.46
  4. Step 4: Simplify right side
    195,034.46x = 20,587,431,692.82
  5. Step 5: Solve for x
    x = 20,587,431,692.82/195,034.46
  6. Step 6: Final answer
    x = 105,557.92

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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.