Home / 198,242.31-273,574.62-107,598.27

Finding the Fourth Proportional to 198,242.31, 273,574.62 and 107,598.27

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Solution

The fourth proportional to 198,242.31, 273,574.62 and 107,598.27 is: 148,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,242.31 : 273,574.62 = 107,598.27 : x
  2. Step 2: Convert to fraction form
    198,242.31/273,574.62 = 107,598.27/x
  3. Step 3: Cross multiply
    198,242.31x = 273,574.62 × 107,598.27
  4. Step 4: Simplify right side
    198,242.31x = 29,436,155,827.91
  5. Step 5: Solve for x
    x = 29,436,155,827.91/198,242.31
  6. Step 6: Final answer
    x = 148,485.74

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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.