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Finding the Fourth Proportional to 155,393.92, 233,092.60 and 43,075.11

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Solution

The fourth proportional to 155,393.92, 233,092.60 and 43,075.11 is: 64,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,393.92 : 233,092.60 = 43,075.11 : x
  2. Step 2: Convert to fraction form
    155,393.92/233,092.60 = 43,075.11/x
  3. Step 3: Cross multiply
    155,393.92x = 233,092.60 × 43,075.11
  4. Step 4: Simplify right side
    155,393.92x = 10,040,489,082.75
  5. Step 5: Solve for x
    x = 10,040,489,082.75/155,393.92
  6. Step 6: Final answer
    x = 64,613.14

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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.