Home / 100,058.25-149,846.86-57,233.89

Finding the Fourth Proportional to 100,058.25, 149,846.86 and 57,233.89

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Solution

The fourth proportional to 100,058.25, 149,846.86 and 57,233.89 is: 85,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,058.25 : 149,846.86 = 57,233.89 : x
  2. Step 2: Convert to fraction form
    100,058.25/149,846.86 = 57,233.89/x
  3. Step 3: Cross multiply
    100,058.25x = 149,846.86 × 57,233.89
  4. Step 4: Simplify right side
    100,058.25x = 8,576,318,702.09
  5. Step 5: Solve for x
    x = 8,576,318,702.09/100,058.25
  6. Step 6: Final answer
    x = 85,713.26

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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.