Home / 54,496.02-81,699.48-28,208.28

Finding the Fourth Proportional to 54,496.02, 81,699.48 and 28,208.28

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Solution

The fourth proportional to 54,496.02, 81,699.48 and 28,208.28 is: 42,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,496.02 : 81,699.48 = 28,208.28 : x
  2. Step 2: Convert to fraction form
    54,496.02/81,699.48 = 28,208.28/x
  3. Step 3: Cross multiply
    54,496.02x = 81,699.48 × 28,208.28
  4. Step 4: Simplify right side
    54,496.02x = 2,304,601,807.69
  5. Step 5: Solve for x
    x = 2,304,601,807.69/54,496.02
  6. Step 6: Final answer
    x = 42,289.36

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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.