Home / 61,815.90-85,305.14-33,521.44

Finding the Fourth Proportional to 61,815.90, 85,305.14 and 33,521.44

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Solution

The fourth proportional to 61,815.90, 85,305.14 and 33,521.44 is: 46,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,815.90 : 85,305.14 = 33,521.44 : x
  2. Step 2: Convert to fraction form
    61,815.90/85,305.14 = 33,521.44/x
  3. Step 3: Cross multiply
    61,815.90x = 85,305.14 × 33,521.44
  4. Step 4: Simplify right side
    61,815.90x = 2,859,551,132.20
  5. Step 5: Solve for x
    x = 2,859,551,132.20/61,815.90
  6. Step 6: Final answer
    x = 46,259.15

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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.