Home / 54,310.02-81,509.04-28,022.28

Finding the Fourth Proportional to 54,310.02, 81,509.04 and 28,022.28

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Solution

The fourth proportional to 54,310.02, 81,509.04 and 28,022.28 is: 42,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310.02 : 81,509.04 = 28,022.28 : x
  2. Step 2: Convert to fraction form
    54,310.02/81,509.04 = 28,022.28/x
  3. Step 3: Cross multiply
    54,310.02x = 81,509.04 × 28,022.28
  4. Step 4: Simplify right side
    54,310.02x = 2,284,069,141.41
  5. Step 5: Solve for x
    x = 2,284,069,141.41/54,310.02
  6. Step 6: Final answer
    x = 42,056.13

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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.