Home / 193,915.50-267,382.75-136,536.48

Finding the Fourth Proportional to 193,915.50, 267,382.75 and 136,536.48

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Solution

The fourth proportional to 193,915.50, 267,382.75 and 136,536.48 is: 188,264.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,915.50 : 267,382.75 = 136,536.48 : x
  2. Step 2: Convert to fraction form
    193,915.50/267,382.75 = 136,536.48/x
  3. Step 3: Cross multiply
    193,915.50x = 267,382.75 × 136,536.48
  4. Step 4: Simplify right side
    193,915.50x = 36,507,497,478.12
  5. Step 5: Solve for x
    x = 36,507,497,478.12/193,915.50
  6. Step 6: Final answer
    x = 188,264.98

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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.