Home / 229,240.88-316,337.83-127,268.36

Finding the Fourth Proportional to 229,240.88, 316,337.83 and 127,268.36

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Solution

The fourth proportional to 229,240.88, 316,337.83 and 127,268.36 is: 175,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,240.88 : 316,337.83 = 127,268.36 : x
  2. Step 2: Convert to fraction form
    229,240.88/316,337.83 = 127,268.36/x
  3. Step 3: Cross multiply
    229,240.88x = 316,337.83 × 127,268.36
  4. Step 4: Simplify right side
    229,240.88x = 40,259,794,930.20
  5. Step 5: Solve for x
    x = 40,259,794,930.20/229,240.88
  6. Step 6: Final answer
    x = 175,622.24

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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.