Home / 228,055.52-314,689.36-126,067.24

Finding the Fourth Proportional to 228,055.52, 314,689.36 and 126,067.24

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Solution

The fourth proportional to 228,055.52, 314,689.36 and 126,067.24 is: 173,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,055.52 : 314,689.36 = 126,067.24 : x
  2. Step 2: Convert to fraction form
    228,055.52/314,689.36 = 126,067.24/x
  3. Step 3: Cross multiply
    228,055.52x = 314,689.36 × 126,067.24
  4. Step 4: Simplify right side
    228,055.52x = 39,672,019,072.57
  5. Step 5: Solve for x
    x = 39,672,019,072.57/228,055.52
  6. Step 6: Final answer
    x = 173,957.72

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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.