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Finding the Fourth Proportional to 66,460.01, 91,715.52 and 36,245.08

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Solution

The fourth proportional to 66,460.01, 91,715.52 and 36,245.08 is: 50,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,460.01 : 91,715.52 = 36,245.08 : x
  2. Step 2: Convert to fraction form
    66,460.01/91,715.52 = 36,245.08/x
  3. Step 3: Cross multiply
    66,460.01x = 91,715.52 × 36,245.08
  4. Step 4: Simplify right side
    66,460.01x = 3,324,236,610.21
  5. Step 5: Solve for x
    x = 3,324,236,610.21/66,460.01
  6. Step 6: Final answer
    x = 50,018.60

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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.