Home / 194,071.89-267,816.47-109,188.75

Finding the Fourth Proportional to 194,071.89, 267,816.47 and 109,188.75

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Solution

The fourth proportional to 194,071.89, 267,816.47 and 109,188.75 is: 150,678.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,071.89 : 267,816.47 = 109,188.75 : x
  2. Step 2: Convert to fraction form
    194,071.89/267,816.47 = 109,188.75/x
  3. Step 3: Cross multiply
    194,071.89x = 267,816.47 × 109,188.75
  4. Step 4: Simplify right side
    194,071.89x = 29,242,545,042.77
  5. Step 5: Solve for x
    x = 29,242,545,042.77/194,071.89
  6. Step 6: Final answer
    x = 150,678.93

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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.