Home / 61,395.19-92,108.10-21,414.75

Finding the Fourth Proportional to 61,395.19, 92,108.10 and 21,414.75

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Solution

The fourth proportional to 61,395.19, 92,108.10 and 21,414.75 is: 32,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,395.19 : 92,108.10 = 21,414.75 : x
  2. Step 2: Convert to fraction form
    61,395.19/92,108.10 = 21,414.75/x
  3. Step 3: Cross multiply
    61,395.19x = 92,108.10 × 21,414.75
  4. Step 4: Simplify right side
    61,395.19x = 1,972,471,669.37
  5. Step 5: Solve for x
    x = 1,972,471,669.37/61,395.19
  6. Step 6: Final answer
    x = 32,127.46

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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.