Home / 92,180.33-138,270.59-25,620.47

Finding the Fourth Proportional to 92,180.33, 138,270.59 and 25,620.47

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Solution

The fourth proportional to 92,180.33, 138,270.59 and 25,620.47 is: 38,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,180.33 : 138,270.59 = 25,620.47 : x
  2. Step 2: Convert to fraction form
    92,180.33/138,270.59 = 25,620.47/x
  3. Step 3: Cross multiply
    92,180.33x = 138,270.59 × 25,620.47
  4. Step 4: Simplify right side
    92,180.33x = 3,542,556,683.52
  5. Step 5: Solve for x
    x = 3,542,556,683.52/92,180.33
  6. Step 6: Final answer
    x = 38,430.72

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1.5x scale

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.