Home / 154,338.45-231,551.51-49,165.53

Finding the Fourth Proportional to 154,338.45, 231,551.51 and 49,165.53

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Solution

The fourth proportional to 154,338.45, 231,551.51 and 49,165.53 is: 73,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,338.45 : 231,551.51 = 49,165.53 : x
  2. Step 2: Convert to fraction form
    154,338.45/231,551.51 = 49,165.53/x
  3. Step 3: Cross multiply
    154,338.45x = 231,551.51 × 49,165.53
  4. Step 4: Simplify right side
    154,338.45x = 11,384,352,465.62
  5. Step 5: Solve for x
    x = 11,384,352,465.62/154,338.45
  6. Step 6: Final answer
    x = 73,762.26

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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.