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Finding the Fourth Proportional to 64,462.70, 96,694.05 and 48,910.70

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Solution

The fourth proportional to 64,462.70, 96,694.05 and 48,910.70 is: 73,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,462.70 : 96,694.05 = 48,910.70 : x
  2. Step 2: Convert to fraction form
    64,462.70/96,694.05 = 48,910.70/x
  3. Step 3: Cross multiply
    64,462.70x = 96,694.05 × 48,910.70
  4. Step 4: Simplify right side
    64,462.70x = 4,729,373,671.34
  5. Step 5: Solve for x
    x = 4,729,373,671.34/64,462.70
  6. Step 6: Final answer
    x = 73,366.05

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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.