Home / 198,527.07-273,966.46-107,881.32

Finding the Fourth Proportional to 198,527.07, 273,966.46 and 107,881.32

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Solution

The fourth proportional to 198,527.07, 273,966.46 and 107,881.32 is: 148,875.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,527.07 : 273,966.46 = 107,881.32 : x
  2. Step 2: Convert to fraction form
    198,527.07/273,966.46 = 107,881.32/x
  3. Step 3: Cross multiply
    198,527.07x = 273,966.46 × 107,881.32
  4. Step 4: Simplify right side
    198,527.07x = 29,555,863,070.82
  5. Step 5: Solve for x
    x = 29,555,863,070.82/198,527.07
  6. Step 6: Final answer
    x = 148,875.73

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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.