Home / 181,787.28-272,736.62-93,103.08

Finding the Fourth Proportional to 181,787.28, 272,736.62 and 93,103.08

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Solution

The fourth proportional to 181,787.28, 272,736.62 and 93,103.08 is: 139,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,787.28 : 272,736.62 = 93,103.08 : x
  2. Step 2: Convert to fraction form
    181,787.28/272,736.62 = 93,103.08/x
  3. Step 3: Cross multiply
    181,787.28x = 272,736.62 × 93,103.08
  4. Step 4: Simplify right side
    181,787.28x = 25,392,619,350.79
  5. Step 5: Solve for x
    x = 25,392,619,350.79/181,787.28
  6. Step 6: Final answer
    x = 139,683.15

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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.