Home / 54,386.78-75,053.72-31,741.34

Finding the Fourth Proportional to 54,386.78, 75,053.72 and 31,741.34

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Solution

The fourth proportional to 54,386.78, 75,053.72 and 31,741.34 is: 43,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,386.78 : 75,053.72 = 31,741.34 : x
  2. Step 2: Convert to fraction form
    54,386.78/75,053.72 = 31,741.34/x
  3. Step 3: Cross multiply
    54,386.78x = 75,053.72 × 31,741.34
  4. Step 4: Simplify right side
    54,386.78x = 2,382,305,644.78
  5. Step 5: Solve for x
    x = 2,382,305,644.78/54,386.78
  6. Step 6: Final answer
    x = 43,803.03

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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.