Home / 75,673.23-104,379.06-47,329.71

Finding the Fourth Proportional to 75,673.23, 104,379.06 and 47,329.71

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Solution

The fourth proportional to 75,673.23, 104,379.06 and 47,329.71 is: 65,283.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673.23 : 104,379.06 = 47,329.71 : x
  2. Step 2: Convert to fraction form
    75,673.23/104,379.06 = 47,329.71/x
  3. Step 3: Cross multiply
    75,673.23x = 104,379.06 × 47,329.71
  4. Step 4: Simplify right side
    75,673.23x = 4,940,230,639.87
  5. Step 5: Solve for x
    x = 4,940,230,639.87/75,673.23
  6. Step 6: Final answer
    x = 65,283.73

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1.5x scale

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.