Home / 74,720.43-112,081.14-22,130.37

Finding the Fourth Proportional to 74,720.43, 112,081.14 and 22,130.37

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Solution

The fourth proportional to 74,720.43, 112,081.14 and 22,130.37 is: 33,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,720.43 : 112,081.14 = 22,130.37 : x
  2. Step 2: Convert to fraction form
    74,720.43/112,081.14 = 22,130.37/x
  3. Step 3: Cross multiply
    74,720.43x = 112,081.14 × 22,130.37
  4. Step 4: Simplify right side
    74,720.43x = 2,480,397,098.22
  5. Step 5: Solve for x
    x = 2,480,397,098.22/74,720.43
  6. Step 6: Final answer
    x = 33,195.70

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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.