Home / 92,550.09-138,825.07-30,220.59

Finding the Fourth Proportional to 92,550.09, 138,825.07 and 30,220.59

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Solution

The fourth proportional to 92,550.09, 138,825.07 and 30,220.59 is: 45,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,550.09 : 138,825.07 = 30,220.59 : x
  2. Step 2: Convert to fraction form
    92,550.09/138,825.07 = 30,220.59/x
  3. Step 3: Cross multiply
    92,550.09x = 138,825.07 × 30,220.59
  4. Step 4: Simplify right side
    92,550.09x = 4,195,375,522.19
  5. Step 5: Solve for x
    x = 4,195,375,522.19/92,550.09
  6. Step 6: Final answer
    x = 45,330.86

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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.