Home / 54,459.69-75,162.51-33,251.28

Finding the Fourth Proportional to 54,459.69, 75,162.51 and 33,251.28

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Solution

The fourth proportional to 54,459.69, 75,162.51 and 33,251.28 is: 45,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459.69 : 75,162.51 = 33,251.28 : x
  2. Step 2: Convert to fraction form
    54,459.69/75,162.51 = 33,251.28/x
  3. Step 3: Cross multiply
    54,459.69x = 75,162.51 × 33,251.28
  4. Step 4: Simplify right side
    54,459.69x = 2,499,249,665.51
  5. Step 5: Solve for x
    x = 2,499,249,665.51/54,459.69
  6. Step 6: Final answer
    x = 45,891.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.