Home / 110,489.98-152,477.18-66,883.53

Finding the Fourth Proportional to 110,489.98, 152,477.18 and 66,883.53

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Solution

The fourth proportional to 110,489.98, 152,477.18 and 66,883.53 is: 92,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,489.98 : 152,477.18 = 66,883.53 : x
  2. Step 2: Convert to fraction form
    110,489.98/152,477.18 = 66,883.53/x
  3. Step 3: Cross multiply
    110,489.98x = 152,477.18 × 66,883.53
  4. Step 4: Simplify right side
    110,489.98x = 10,198,211,708.43
  5. Step 5: Solve for x
    x = 10,198,211,708.43/110,489.98
  6. Step 6: Final answer
    x = 92,299.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.