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Finding the Fourth Proportional to 192,957.58, 266,293.74 and 108,079.84

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Solution

The fourth proportional to 192,957.58, 266,293.74 and 108,079.84 is: 149,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,957.58 : 266,293.74 = 108,079.84 : x
  2. Step 2: Convert to fraction form
    192,957.58/266,293.74 = 108,079.84/x
  3. Step 3: Cross multiply
    192,957.58x = 266,293.74 × 108,079.84
  4. Step 4: Simplify right side
    192,957.58x = 28,780,984,812.20
  5. Step 5: Solve for x
    x = 28,780,984,812.20/192,957.58
  6. Step 6: Final answer
    x = 149,157.06

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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.