Home / 53,058.31-73,212.12-30,391.88

Finding the Fourth Proportional to 53,058.31, 73,212.12 and 30,391.88

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Solution

The fourth proportional to 53,058.31, 73,212.12 and 30,391.88 is: 41,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.31 : 73,212.12 = 30,391.88 : x
  2. Step 2: Convert to fraction form
    53,058.31/73,212.12 = 30,391.88/x
  3. Step 3: Cross multiply
    53,058.31x = 73,212.12 × 30,391.88
  4. Step 4: Simplify right side
    53,058.31x = 2,225,053,599.53
  5. Step 5: Solve for x
    x = 2,225,053,599.53/53,058.31
  6. Step 6: Final answer
    x = 41,936.01

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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.