Home / 55,799.15-83,699.33-39,185.24

Finding the Fourth Proportional to 55,799.15, 83,699.33 and 39,185.24

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Solution

The fourth proportional to 55,799.15, 83,699.33 and 39,185.24 is: 58,778.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,799.15 : 83,699.33 = 39,185.24 : x
  2. Step 2: Convert to fraction form
    55,799.15/83,699.33 = 39,185.24/x
  3. Step 3: Cross multiply
    55,799.15x = 83,699.33 × 39,185.24
  4. Step 4: Simplify right side
    55,799.15x = 3,279,777,719.47
  5. Step 5: Solve for x
    x = 3,279,777,719.47/55,799.15
  6. Step 6: Final answer
    x = 58,778.28

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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.