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Finding the Fourth Proportional to 64,305.20, 96,472.20 and 24,858.80

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Solution

The fourth proportional to 64,305.20, 96,472.20 and 24,858.80 is: 37,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,305.20 : 96,472.20 = 24,858.80 : x
  2. Step 2: Convert to fraction form
    64,305.20/96,472.20 = 24,858.80/x
  3. Step 3: Cross multiply
    64,305.20x = 96,472.20 × 24,858.80
  4. Step 4: Simplify right side
    64,305.20x = 2,398,183,125.36
  5. Step 5: Solve for x
    x = 2,398,183,125.36/64,305.20
  6. Step 6: Final answer
    x = 37,293.77

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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.