Home / 76,860.19-115,286.13-23,552.32

Finding the Fourth Proportional to 76,860.19, 115,286.13 and 23,552.32

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Solution

The fourth proportional to 76,860.19, 115,286.13 and 23,552.32 is: 35,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,860.19 : 115,286.13 = 23,552.32 : x
  2. Step 2: Convert to fraction form
    76,860.19/115,286.13 = 23,552.32/x
  3. Step 3: Cross multiply
    76,860.19x = 115,286.13 × 23,552.32
  4. Step 4: Simplify right side
    76,860.19x = 2,715,256,041.91
  5. Step 5: Solve for x
    x = 2,715,256,041.91/76,860.19
  6. Step 6: Final answer
    x = 35,327.21

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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.