Home / 53,437.14-80,217.81-31,266.42

Finding the Fourth Proportional to 53,437.14, 80,217.81 and 31,266.42

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Solution

The fourth proportional to 53,437.14, 80,217.81 and 31,266.42 is: 46,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,437.14 : 80,217.81 = 31,266.42 : x
  2. Step 2: Convert to fraction form
    53,437.14/80,217.81 = 31,266.42/x
  3. Step 3: Cross multiply
    53,437.14x = 80,217.81 × 31,266.42
  4. Step 4: Simplify right side
    53,437.14x = 2,508,123,738.94
  5. Step 5: Solve for x
    x = 2,508,123,738.94/53,437.14
  6. Step 6: Final answer
    x = 46,935.97

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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.