Home / 251,261.46-346,770.32-149,287.77

Finding the Fourth Proportional to 251,261.46, 346,770.32 and 149,287.77

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Solution

The fourth proportional to 251,261.46, 346,770.32 and 149,287.77 is: 206,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,261.46 : 346,770.32 = 149,287.77 : x
  2. Step 2: Convert to fraction form
    251,261.46/346,770.32 = 149,287.77/x
  3. Step 3: Cross multiply
    251,261.46x = 346,770.32 × 149,287.77
  4. Step 4: Simplify right side
    251,261.46x = 51,768,567,028.55
  5. Step 5: Solve for x
    x = 51,768,567,028.55/251,261.46
  6. Step 6: Final answer
    x = 206,034.65

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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.