Home / 42,704.80-64,057.20-32,336.80

Finding the Fourth Proportional to 42,704.80, 64,057.20 and 32,336.80

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Solution

The fourth proportional to 42,704.80, 64,057.20 and 32,336.80 is: 48,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704.80 : 64,057.20 = 32,336.80 : x
  2. Step 2: Convert to fraction form
    42,704.80/64,057.20 = 32,336.80/x
  3. Step 3: Cross multiply
    42,704.80x = 64,057.20 × 32,336.80
  4. Step 4: Simplify right side
    42,704.80x = 2,071,404,864.96
  5. Step 5: Solve for x
    x = 2,071,404,864.96/42,704.80
  6. Step 6: Final answer
    x = 48,505.20

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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.