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Finding the Fourth Proportional to 62,201.64, 85,836.40 and 35,346.60

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Solution

The fourth proportional to 62,201.64, 85,836.40 and 35,346.60 is: 48,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,201.64 : 85,836.40 = 35,346.60 : x
  2. Step 2: Convert to fraction form
    62,201.64/85,836.40 = 35,346.60/x
  3. Step 3: Cross multiply
    62,201.64x = 85,836.40 × 35,346.60
  4. Step 4: Simplify right side
    62,201.64x = 3,034,024,896.24
  5. Step 5: Solve for x
    x = 3,034,024,896.24/62,201.64
  6. Step 6: Final answer
    x = 48,777.25

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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.