Home / 66,221.22-99,329.16-16,298.88

Finding the Fourth Proportional to 66,221.22, 99,329.16 and 16,298.88

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Solution

The fourth proportional to 66,221.22, 99,329.16 and 16,298.88 is: 24,447.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,221.22 : 99,329.16 = 16,298.88 : x
  2. Step 2: Convert to fraction form
    66,221.22/99,329.16 = 16,298.88/x
  3. Step 3: Cross multiply
    66,221.22x = 99,329.16 × 16,298.88
  4. Step 4: Simplify right side
    66,221.22x = 1,618,954,059.34
  5. Step 5: Solve for x
    x = 1,618,954,059.34/66,221.22
  6. Step 6: Final answer
    x = 24,447.66

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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.