Home / 66,775.22-92,151.24-36,561.86

Finding the Fourth Proportional to 66,775.22, 92,151.24 and 36,561.86

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Solution

The fourth proportional to 66,775.22, 92,151.24 and 36,561.86 is: 50,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,775.22 : 92,151.24 = 36,561.86 : x
  2. Step 2: Convert to fraction form
    66,775.22/92,151.24 = 36,561.86/x
  3. Step 3: Cross multiply
    66,775.22x = 92,151.24 × 36,561.86
  4. Step 4: Simplify right side
    66,775.22x = 3,369,220,735.71
  5. Step 5: Solve for x
    x = 3,369,220,735.71/66,775.22
  6. Step 6: Final answer
    x = 50,456.15

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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.