Home / 54,719.40-75,508.14-30,849.93

Finding the Fourth Proportional to 54,719.40, 75,508.14 and 30,849.93

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Solution

The fourth proportional to 54,719.40, 75,508.14 and 30,849.93 is: 42,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.40 : 75,508.14 = 30,849.93 : x
  2. Step 2: Convert to fraction form
    54,719.40/75,508.14 = 30,849.93/x
  3. Step 3: Cross multiply
    54,719.40x = 75,508.14 × 30,849.93
  4. Step 4: Simplify right side
    54,719.40x = 2,329,420,833.43
  5. Step 5: Solve for x
    x = 2,329,420,833.43/54,719.40
  6. Step 6: Final answer
    x = 42,570.29

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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.