Home / 181,274.46-271,950.60-76,032.78

Finding the Fourth Proportional to 181,274.46, 271,950.60 and 76,032.78

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Solution

The fourth proportional to 181,274.46, 271,950.60 and 76,032.78 is: 114,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,274.46 : 271,950.60 = 76,032.78 : x
  2. Step 2: Convert to fraction form
    181,274.46/271,950.60 = 76,032.78/x
  3. Step 3: Cross multiply
    181,274.46x = 271,950.60 × 76,032.78
  4. Step 4: Simplify right side
    181,274.46x = 20,677,160,140.67
  5. Step 5: Solve for x
    x = 20,677,160,140.67/181,274.46
  6. Step 6: Final answer
    x = 114,065.49

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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.