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Finding the Fourth Proportional to 64,610.56, 96,915.84 and 35,610.88

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Solution

The fourth proportional to 64,610.56, 96,915.84 and 35,610.88 is: 53,416.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,610.56 : 96,915.84 = 35,610.88 : x
  2. Step 2: Convert to fraction form
    64,610.56/96,915.84 = 35,610.88/x
  3. Step 3: Cross multiply
    64,610.56x = 96,915.84 × 35,610.88
  4. Step 4: Simplify right side
    64,610.56x = 3,451,258,348.34
  5. Step 5: Solve for x
    x = 3,451,258,348.34/64,610.56
  6. Step 6: Final answer
    x = 53,416.32

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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.