Home / 193,792.74-267,409.94-112,135.02

Finding the Fourth Proportional to 193,792.74, 267,409.94 and 112,135.02

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Solution

The fourth proportional to 193,792.74, 267,409.94 and 112,135.02 is: 154,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,792.74 : 267,409.94 = 112,135.02 : x
  2. Step 2: Convert to fraction form
    193,792.74/267,409.94 = 112,135.02/x
  3. Step 3: Cross multiply
    193,792.74x = 267,409.94 × 112,135.02
  4. Step 4: Simplify right side
    193,792.74x = 29,986,018,409.42
  5. Step 5: Solve for x
    x = 29,986,018,409.42/193,792.74
  6. Step 6: Final answer
    x = 154,732.41

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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.