Home / 54,145.70-81,189.24-24,547.38

Finding the Fourth Proportional to 54,145.70, 81,189.24 and 24,547.38

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Solution

The fourth proportional to 54,145.70, 81,189.24 and 24,547.38 is: 36,807.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,145.70 : 81,189.24 = 24,547.38 : x
  2. Step 2: Convert to fraction form
    54,145.70/81,189.24 = 24,547.38/x
  3. Step 3: Cross multiply
    54,145.70x = 81,189.24 × 24,547.38
  4. Step 4: Simplify right side
    54,145.70x = 1,992,983,126.19
  5. Step 5: Solve for x
    x = 1,992,983,126.19/54,145.70
  6. Step 6: Final answer
    x = 36,807.79

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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.