Home / 76,665.08-115,083.89-32,329.13

Finding the Fourth Proportional to 76,665.08, 115,083.89 and 32,329.13

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Solution

The fourth proportional to 76,665.08, 115,083.89 and 32,329.13 is: 48,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,665.08 : 115,083.89 = 32,329.13 : x
  2. Step 2: Convert to fraction form
    76,665.08/115,083.89 = 32,329.13/x
  3. Step 3: Cross multiply
    76,665.08x = 115,083.89 × 32,329.13
  4. Step 4: Simplify right side
    76,665.08x = 3,720,561,424.88
  5. Step 5: Solve for x
    x = 3,720,561,424.88/76,665.08
  6. Step 6: Final answer
    x = 48,530.06

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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.