Home / 154,911.78-232,367.64-44,103.78

Finding the Fourth Proportional to 154,911.78, 232,367.64 and 44,103.78

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Solution

The fourth proportional to 154,911.78, 232,367.64 and 44,103.78 is: 66,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,911.78 : 232,367.64 = 44,103.78 : x
  2. Step 2: Convert to fraction form
    154,911.78/232,367.64 = 44,103.78/x
  3. Step 3: Cross multiply
    154,911.78x = 232,367.64 × 44,103.78
  4. Step 4: Simplify right side
    154,911.78x = 10,248,291,273.68
  5. Step 5: Solve for x
    x = 10,248,291,273.68/154,911.78
  6. Step 6: Final answer
    x = 66,155.66

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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.