Home / 251,304.75-346,771.40-149,334.51

Finding the Fourth Proportional to 251,304.75, 346,771.40 and 149,334.51

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Solution

The fourth proportional to 251,304.75, 346,771.40 and 149,334.51 is: 206,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,304.75 : 346,771.40 = 149,334.51 : x
  2. Step 2: Convert to fraction form
    251,304.75/346,771.40 = 149,334.51/x
  3. Step 3: Cross multiply
    251,304.75x = 346,771.40 × 149,334.51
  4. Step 4: Simplify right side
    251,304.75x = 51,784,937,939.45
  5. Step 5: Solve for x
    x = 51,784,937,939.45/251,304.75
  6. Step 6: Final answer
    x = 206,064.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.