Home / 66,825.68-92,219.18-36,612.88

Finding the Fourth Proportional to 66,825.68, 92,219.18 and 36,612.88

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Solution

The fourth proportional to 66,825.68, 92,219.18 and 36,612.88 is: 50,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,825.68 : 92,219.18 = 36,612.88 : x
  2. Step 2: Convert to fraction form
    66,825.68/92,219.18 = 36,612.88/x
  3. Step 3: Cross multiply
    66,825.68x = 92,219.18 × 36,612.88
  4. Step 4: Simplify right side
    66,825.68x = 3,376,409,357.43
  5. Step 5: Solve for x
    x = 3,376,409,357.43/66,825.68
  6. Step 6: Final answer
    x = 50,525.63

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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.