Home / 251,078.52-346,488.33-137,901.27

Finding the Fourth Proportional to 251,078.52, 346,488.33 and 137,901.27

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Solution

The fourth proportional to 251,078.52, 346,488.33 and 137,901.27 is: 190,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,078.52 : 346,488.33 = 137,901.27 : x
  2. Step 2: Convert to fraction form
    251,078.52/346,488.33 = 137,901.27/x
  3. Step 3: Cross multiply
    251,078.52x = 346,488.33 × 137,901.27
  4. Step 4: Simplify right side
    251,078.52x = 47,781,180,747.18
  5. Step 5: Solve for x
    x = 47,781,180,747.18/251,078.52
  6. Step 6: Final answer
    x = 190,303.74

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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.