Home / 192,915.47-266,220.45-106,874.27

Finding the Fourth Proportional to 192,915.47, 266,220.45 and 106,874.27

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Solution

The fourth proportional to 192,915.47, 266,220.45 and 106,874.27 is: 147,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,915.47 : 266,220.45 = 106,874.27 : x
  2. Step 2: Convert to fraction form
    192,915.47/266,220.45 = 106,874.27/x
  3. Step 3: Cross multiply
    192,915.47x = 266,220.45 × 106,874.27
  4. Step 4: Simplify right side
    192,915.47x = 28,452,114,921.72
  5. Step 5: Solve for x
    x = 28,452,114,921.72/192,915.47
  6. Step 6: Final answer
    x = 147,484.88

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1.5x scale

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.