Home / 112,257.74-168,418.19-49,083.41

Finding the Fourth Proportional to 112,257.74, 168,418.19 and 49,083.41

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Solution

The fourth proportional to 112,257.74, 168,418.19 and 49,083.41 is: 73,638.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,257.74 : 168,418.19 = 49,083.41 : x
  2. Step 2: Convert to fraction form
    112,257.74/168,418.19 = 49,083.41/x
  3. Step 3: Cross multiply
    112,257.74x = 168,418.19 × 49,083.41
  4. Step 4: Simplify right side
    112,257.74x = 8,266,539,071.23
  5. Step 5: Solve for x
    x = 8,266,539,071.23/112,257.74
  6. Step 6: Final answer
    x = 73,638.92

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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.