Home / 104,197.47-155,940.62-66,227.51

Finding the Fourth Proportional to 104,197.47, 155,940.62 and 66,227.51

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Solution

The fourth proportional to 104,197.47, 155,940.62 and 66,227.51 is: 99,115.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,197.47 : 155,940.62 = 66,227.51 : x
  2. Step 2: Convert to fraction form
    104,197.47/155,940.62 = 66,227.51/x
  3. Step 3: Cross multiply
    104,197.47x = 155,940.62 × 66,227.51
  4. Step 4: Simplify right side
    104,197.47x = 10,327,557,859.62
  5. Step 5: Solve for x
    x = 10,327,557,859.62/104,197.47
  6. Step 6: Final answer
    x = 99,115.25

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1.5x scale

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.