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Finding the Fourth Proportional to 246,075, 339,583.56 and 132,897.78

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Solution

The fourth proportional to 246,075, 339,583.56 and 132,897.78 is: 183,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,075 : 339,583.56 = 132,897.78 : x
  2. Step 2: Convert to fraction form
    246,075/339,583.56 = 132,897.78/x
  3. Step 3: Cross multiply
    246,075x = 339,583.56 × 132,897.78
  4. Step 4: Simplify right side
    246,075x = 45,129,901,248.50
  5. Step 5: Solve for x
    x = 45,129,901,248.50/246,075
  6. Step 6: Final answer
    x = 183,398.97

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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.