Home / 53,146.39-73,342.01-29,273.06

Finding the Fourth Proportional to 53,146.39, 73,342.01 and 29,273.06

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Solution

The fourth proportional to 53,146.39, 73,342.01 and 29,273.06 is: 40,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.39 : 73,342.01 = 29,273.06 : x
  2. Step 2: Convert to fraction form
    53,146.39/73,342.01 = 29,273.06/x
  3. Step 3: Cross multiply
    53,146.39x = 73,342.01 × 29,273.06
  4. Step 4: Simplify right side
    53,146.39x = 2,146,944,996.42
  5. Step 5: Solve for x
    x = 2,146,944,996.42/53,146.39
  6. Step 6: Final answer
    x = 40,396.82

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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.