Home / 92,378.41-138,567.61-22,257.72

Finding the Fourth Proportional to 92,378.41, 138,567.61 and 22,257.72

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Solution

The fourth proportional to 92,378.41, 138,567.61 and 22,257.72 is: 33,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,378.41 : 138,567.61 = 22,257.72 : x
  2. Step 2: Convert to fraction form
    92,378.41/138,567.61 = 22,257.72/x
  3. Step 3: Cross multiply
    92,378.41x = 138,567.61 × 22,257.72
  4. Step 4: Simplify right side
    92,378.41x = 3,084,199,092.27
  5. Step 5: Solve for x
    x = 3,084,199,092.27/92,378.41
  6. Step 6: Final answer
    x = 33,386.58

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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.