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Finding the Fourth Proportional to 64,055.58, 96,142.44 and 32,487.80

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Solution

The fourth proportional to 64,055.58, 96,142.44 and 32,487.80 is: 48,761.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,055.58 : 96,142.44 = 32,487.80 : x
  2. Step 2: Convert to fraction form
    64,055.58/96,142.44 = 32,487.80/x
  3. Step 3: Cross multiply
    64,055.58x = 96,142.44 × 32,487.80
  4. Step 4: Simplify right side
    64,055.58x = 3,123,456,362.23
  5. Step 5: Solve for x
    x = 3,123,456,362.23/64,055.58
  6. Step 6: Final answer
    x = 48,761.66

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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.