Home / 181,127.79-271,338.26-118,608.75

Finding the Fourth Proportional to 181,127.79, 271,338.26 and 118,608.75

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Solution

The fourth proportional to 181,127.79, 271,338.26 and 118,608.75 is: 177,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,127.79 : 271,338.26 = 118,608.75 : x
  2. Step 2: Convert to fraction form
    181,127.79/271,338.26 = 118,608.75/x
  3. Step 3: Cross multiply
    181,127.79x = 271,338.26 × 118,608.75
  4. Step 4: Simplify right side
    181,127.79x = 32,183,091,252.73
  5. Step 5: Solve for x
    x = 32,183,091,252.73/181,127.79
  6. Step 6: Final answer
    x = 177,681.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.