Home / 66,681.42-100,001.26-22,297.84

Finding the Fourth Proportional to 66,681.42, 100,001.26 and 22,297.84

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Solution

The fourth proportional to 66,681.42, 100,001.26 and 22,297.84 is: 33,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,681.42 : 100,001.26 = 22,297.84 : x
  2. Step 2: Convert to fraction form
    66,681.42/100,001.26 = 22,297.84/x
  3. Step 3: Cross multiply
    66,681.42x = 100,001.26 × 22,297.84
  4. Step 4: Simplify right side
    66,681.42x = 2,229,812,095.28
  5. Step 5: Solve for x
    x = 2,229,812,095.28/66,681.42
  6. Step 6: Final answer
    x = 33,439.78

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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.