Home / 53,141.20-73,338.14-29,267.87

Finding the Fourth Proportional to 53,141.20, 73,338.14 and 29,267.87

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Solution

The fourth proportional to 53,141.20, 73,338.14 and 29,267.87 is: 40,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,141.20 : 73,338.14 = 29,267.87 : x
  2. Step 2: Convert to fraction form
    53,141.20/73,338.14 = 29,267.87/x
  3. Step 3: Cross multiply
    53,141.20x = 73,338.14 × 29,267.87
  4. Step 4: Simplify right side
    53,141.20x = 2,146,450,854.04
  5. Step 5: Solve for x
    x = 2,146,450,854.04/53,141.20
  6. Step 6: Final answer
    x = 40,391.47

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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.