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Finding the Fourth Proportional to 192,995.46, 266,334.36 and 106,955.86

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Solution

The fourth proportional to 192,995.46, 266,334.36 and 106,955.86 is: 147,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,995.46 : 266,334.36 = 106,955.86 : x
  2. Step 2: Convert to fraction form
    192,995.46/266,334.36 = 106,955.86/x
  3. Step 3: Cross multiply
    192,995.46x = 266,334.36 × 106,955.86
  4. Step 4: Simplify right side
    192,995.46x = 28,486,020,521.35
  5. Step 5: Solve for x
    x = 28,486,020,521.35/192,995.46
  6. Step 6: Final answer
    x = 147,599.43

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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.