Home / 54,781.02-82,205.54-35,073.72

Finding the Fourth Proportional to 54,781.02, 82,205.54 and 35,073.72

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Solution

The fourth proportional to 54,781.02, 82,205.54 and 35,073.72 is: 52,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.02 : 82,205.54 = 35,073.72 : x
  2. Step 2: Convert to fraction form
    54,781.02/82,205.54 = 35,073.72/x
  3. Step 3: Cross multiply
    54,781.02x = 82,205.54 × 35,073.72
  4. Step 4: Simplify right side
    54,781.02x = 2,883,254,092.41
  5. Step 5: Solve for x
    x = 2,883,254,092.41/54,781.02
  6. Step 6: Final answer
    x = 52,632.36

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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.