Home / 76,229.33-114,448.74-38,814.55

Finding the Fourth Proportional to 76,229.33, 114,448.74 and 38,814.55

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Solution

The fourth proportional to 76,229.33, 114,448.74 and 38,814.55 is: 58,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,229.33 : 114,448.74 = 38,814.55 : x
  2. Step 2: Convert to fraction form
    76,229.33/114,448.74 = 38,814.55/x
  3. Step 3: Cross multiply
    76,229.33x = 114,448.74 × 38,814.55
  4. Step 4: Simplify right side
    76,229.33x = 4,442,276,055.05
  5. Step 5: Solve for x
    x = 4,442,276,055.05/76,229.33
  6. Step 6: Final answer
    x = 58,275.15

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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.