Home / 154,223.36-211,282.72-148,466.96

Finding the Fourth Proportional to 154,223.36, 211,282.72 and 148,466.96

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Solution

The fourth proportional to 154,223.36, 211,282.72 and 148,466.96 is: 203,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,223.36 : 211,282.72 = 148,466.96 : x
  2. Step 2: Convert to fraction form
    154,223.36/211,282.72 = 148,466.96/x
  3. Step 3: Cross multiply
    154,223.36x = 211,282.72 × 148,466.96
  4. Step 4: Simplify right side
    154,223.36x = 31,368,503,138.93
  5. Step 5: Solve for x
    x = 31,368,503,138.93/154,223.36
  6. Step 6: Final answer
    x = 203,396.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.