Home / 181,148.10-271,819.35-75,977.70

Finding the Fourth Proportional to 181,148.10, 271,819.35 and 75,977.70

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Solution

The fourth proportional to 181,148.10, 271,819.35 and 75,977.70 is: 114,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,148.10 : 271,819.35 = 75,977.70 : x
  2. Step 2: Convert to fraction form
    181,148.10/271,819.35 = 75,977.70/x
  3. Step 3: Cross multiply
    181,148.10x = 271,819.35 × 75,977.70
  4. Step 4: Simplify right side
    181,148.10x = 20,652,209,028.50
  5. Step 5: Solve for x
    x = 20,652,209,028.50/181,148.10
  6. Step 6: Final answer
    x = 114,007.32

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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.