Home / 251,017.26-376,514.37-84,806.70

Finding the Fourth Proportional to 251,017.26, 376,514.37 and 84,806.70

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Solution

The fourth proportional to 251,017.26, 376,514.37 and 84,806.70 is: 127,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,017.26 : 376,514.37 = 84,806.70 : x
  2. Step 2: Convert to fraction form
    251,017.26/376,514.37 = 84,806.70/x
  3. Step 3: Cross multiply
    251,017.26x = 376,514.37 × 84,806.70
  4. Step 4: Simplify right side
    251,017.26x = 31,930,941,222.28
  5. Step 5: Solve for x
    x = 31,930,941,222.28/251,017.26
  6. Step 6: Final answer
    x = 127,206.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.