Home / 229,076.35-316,163.28-127,134.55

Finding the Fourth Proportional to 229,076.35, 316,163.28 and 127,134.55

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Solution

The fourth proportional to 229,076.35, 316,163.28 and 127,134.55 is: 175,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,076.35 : 316,163.28 = 127,134.55 : x
  2. Step 2: Convert to fraction form
    229,076.35/316,163.28 = 127,134.55/x
  3. Step 3: Cross multiply
    229,076.35x = 316,163.28 × 127,134.55
  4. Step 4: Simplify right side
    229,076.35x = 40,195,277,201.28
  5. Step 5: Solve for x
    x = 40,195,277,201.28/229,076.35
  6. Step 6: Final answer
    x = 175,466.73

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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.