Home / 62,775.66-94,163.28-39,418.50

Finding the Fourth Proportional to 62,775.66, 94,163.28 and 39,418.50

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Solution

The fourth proportional to 62,775.66, 94,163.28 and 39,418.50 is: 59,127.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,775.66 : 94,163.28 = 39,418.50 : x
  2. Step 2: Convert to fraction form
    62,775.66/94,163.28 = 39,418.50/x
  3. Step 3: Cross multiply
    62,775.66x = 94,163.28 × 39,418.50
  4. Step 4: Simplify right side
    62,775.66x = 3,711,775,252.68
  5. Step 5: Solve for x
    x = 3,711,775,252.68/62,775.66
  6. Step 6: Final answer
    x = 59,127.62

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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.