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Finding the Fourth Proportional to 192,767.56, 266,008.80 and 107,868.22

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Solution

The fourth proportional to 192,767.56, 266,008.80 and 107,868.22 is: 148,852.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,767.56 : 266,008.80 = 107,868.22 : x
  2. Step 2: Convert to fraction form
    192,767.56/266,008.80 = 107,868.22/x
  3. Step 3: Cross multiply
    192,767.56x = 266,008.80 × 107,868.22
  4. Step 4: Simplify right side
    192,767.56x = 28,693,895,760.34
  5. Step 5: Solve for x
    x = 28,693,895,760.34/192,767.56
  6. Step 6: Final answer
    x = 148,852.31

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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.