Home / 66,200.49-99,244.80-28,732.23

Finding the Fourth Proportional to 66,200.49, 99,244.80 and 28,732.23

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Solution

The fourth proportional to 66,200.49, 99,244.80 and 28,732.23 is: 43,074.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,200.49 : 99,244.80 = 28,732.23 : x
  2. Step 2: Convert to fraction form
    66,200.49/99,244.80 = 28,732.23/x
  3. Step 3: Cross multiply
    66,200.49x = 99,244.80 × 28,732.23
  4. Step 4: Simplify right side
    66,200.49x = 2,851,524,419.90
  5. Step 5: Solve for x
    x = 2,851,524,419.90/66,200.49
  6. Step 6: Final answer
    x = 43,074.07

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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.