Home / 75,815.58-104,593.30-55,637.46

Finding the Fourth Proportional to 75,815.58, 104,593.30 and 55,637.46

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Solution

The fourth proportional to 75,815.58, 104,593.30 and 55,637.46 is: 76,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,815.58 : 104,593.30 = 55,637.46 : x
  2. Step 2: Convert to fraction form
    75,815.58/104,593.30 = 55,637.46/x
  3. Step 3: Cross multiply
    75,815.58x = 104,593.30 × 55,637.46
  4. Step 4: Simplify right side
    75,815.58x = 5,819,305,545.02
  5. Step 5: Solve for x
    x = 5,819,305,545.02/75,815.58
  6. Step 6: Final answer
    x = 76,756.06

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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.