Home / 74,721.24-112,066.20-22,131.18

Finding the Fourth Proportional to 74,721.24, 112,066.20 and 22,131.18

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Solution

The fourth proportional to 74,721.24, 112,066.20 and 22,131.18 is: 33,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,721.24 : 112,066.20 = 22,131.18 : x
  2. Step 2: Convert to fraction form
    74,721.24/112,066.20 = 22,131.18/x
  3. Step 3: Cross multiply
    74,721.24x = 112,066.20 × 22,131.18
  4. Step 4: Simplify right side
    74,721.24x = 2,480,157,244.12
  5. Step 5: Solve for x
    x = 2,480,157,244.12/74,721.24
  6. Step 6: Final answer
    x = 33,192.13

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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.