Home / 76,350.29-114,491.91-31,340.75

Finding the Fourth Proportional to 76,350.29, 114,491.91 and 31,340.75

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Solution

The fourth proportional to 76,350.29, 114,491.91 and 31,340.75 is: 46,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,350.29 : 114,491.91 = 31,340.75 : x
  2. Step 2: Convert to fraction form
    76,350.29/114,491.91 = 31,340.75/x
  3. Step 3: Cross multiply
    76,350.29x = 114,491.91 × 31,340.75
  4. Step 4: Simplify right side
    76,350.29x = 3,588,262,328.33
  5. Step 5: Solve for x
    x = 3,588,262,328.33/76,350.29
  6. Step 6: Final answer
    x = 46,997.36

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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.