Home / 155,546.52-233,130.23-80,625.36

Finding the Fourth Proportional to 155,546.52, 233,130.23 and 80,625.36

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Solution

The fourth proportional to 155,546.52, 233,130.23 and 80,625.36 is: 120,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,546.52 : 233,130.23 = 80,625.36 : x
  2. Step 2: Convert to fraction form
    155,546.52/233,130.23 = 80,625.36/x
  3. Step 3: Cross multiply
    155,546.52x = 233,130.23 × 80,625.36
  4. Step 4: Simplify right side
    155,546.52x = 18,796,208,720.63
  5. Step 5: Solve for x
    x = 18,796,208,720.63/155,546.52
  6. Step 6: Final answer
    x = 120,839.79

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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.