Home / 277,143.39-382,458.44-149,818.95

Finding the Fourth Proportional to 277,143.39, 382,458.44 and 149,818.95

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Solution

The fourth proportional to 277,143.39, 382,458.44 and 149,818.95 is: 206,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,143.39 : 382,458.44 = 149,818.95 : x
  2. Step 2: Convert to fraction form
    277,143.39/382,458.44 = 149,818.95/x
  3. Step 3: Cross multiply
    277,143.39x = 382,458.44 × 149,818.95
  4. Step 4: Simplify right side
    277,143.39x = 57,299,522,273.99
  5. Step 5: Solve for x
    x = 57,299,522,273.99/277,143.39
  6. Step 6: Final answer
    x = 206,750.46

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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.