Home / 66,802.24-100,207.68-22,427.20

Finding the Fourth Proportional to 66,802.24, 100,207.68 and 22,427.20

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Solution

The fourth proportional to 66,802.24, 100,207.68 and 22,427.20 is: 33,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,802.24 : 100,207.68 = 22,427.20 : x
  2. Step 2: Convert to fraction form
    66,802.24/100,207.68 = 22,427.20/x
  3. Step 3: Cross multiply
    66,802.24x = 100,207.68 × 22,427.20
  4. Step 4: Simplify right side
    66,802.24x = 2,247,377,680.90
  5. Step 5: Solve for x
    x = 2,247,377,680.90/66,802.24
  6. Step 6: Final answer
    x = 33,642.25

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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.