Home / 251,273.40-346,760.64-136,554.30

Finding the Fourth Proportional to 251,273.40, 346,760.64 and 136,554.30

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Solution

The fourth proportional to 251,273.40, 346,760.64 and 136,554.30 is: 188,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,273.40 : 346,760.64 = 136,554.30 : x
  2. Step 2: Convert to fraction form
    251,273.40/346,760.64 = 136,554.30/x
  3. Step 3: Cross multiply
    251,273.40x = 346,760.64 × 136,554.30
  4. Step 4: Simplify right side
    251,273.40x = 47,351,656,462.75
  5. Step 5: Solve for x
    x = 47,351,656,462.75/251,273.40
  6. Step 6: Final answer
    x = 188,446.75

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1.5x scale

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.