Home / 203,681.52-281,097.27-113,035.84

Finding the Fourth Proportional to 203,681.52, 281,097.27 and 113,035.84

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Solution

The fourth proportional to 203,681.52, 281,097.27 and 113,035.84 is: 155,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,681.52 : 281,097.27 = 113,035.84 : x
  2. Step 2: Convert to fraction form
    203,681.52/281,097.27 = 113,035.84/x
  3. Step 3: Cross multiply
    203,681.52x = 281,097.27 × 113,035.84
  4. Step 4: Simplify right side
    203,681.52x = 31,774,065,333.41
  5. Step 5: Solve for x
    x = 31,774,065,333.41/203,681.52
  6. Step 6: Final answer
    x = 155,998.76

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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.