Home / 101,352.98-139,862.94-58,908.26

Finding the Fourth Proportional to 101,352.98, 139,862.94 and 58,908.26

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Solution

The fourth proportional to 101,352.98, 139,862.94 and 58,908.26 is: 81,290.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,352.98 : 139,862.94 = 58,908.26 : x
  2. Step 2: Convert to fraction form
    101,352.98/139,862.94 = 58,908.26/x
  3. Step 3: Cross multiply
    101,352.98x = 139,862.94 × 58,908.26
  4. Step 4: Simplify right side
    101,352.98x = 8,239,082,433.88
  5. Step 5: Solve for x
    x = 8,239,082,433.88/101,352.98
  6. Step 6: Final answer
    x = 81,290.97

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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.