Home / 76,265.73-114,330.55-38,804.85

Finding the Fourth Proportional to 76,265.73, 114,330.55 and 38,804.85

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Solution

The fourth proportional to 76,265.73, 114,330.55 and 38,804.85 is: 58,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,265.73 : 114,330.55 = 38,804.85 : x
  2. Step 2: Convert to fraction form
    76,265.73/114,330.55 = 38,804.85/x
  3. Step 3: Cross multiply
    76,265.73x = 114,330.55 × 38,804.85
  4. Step 4: Simplify right side
    76,265.73x = 4,436,579,843.17
  5. Step 5: Solve for x
    x = 4,436,579,843.17/76,265.73
  6. Step 6: Final answer
    x = 58,172.65

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1.5x scale

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.