Home / 192,775.14-266,030.02-107,892.20

Finding the Fourth Proportional to 192,775.14, 266,030.02 and 107,892.20

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Solution

The fourth proportional to 192,775.14, 266,030.02 and 107,892.20 is: 148,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,775.14 : 266,030.02 = 107,892.20 : x
  2. Step 2: Convert to fraction form
    192,775.14/266,030.02 = 107,892.20/x
  3. Step 3: Cross multiply
    192,775.14x = 266,030.02 × 107,892.20
  4. Step 4: Simplify right side
    192,775.14x = 28,702,564,923.78
  5. Step 5: Solve for x
    x = 28,702,564,923.78/192,775.14
  6. Step 6: Final answer
    x = 148,891.42

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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.