Home / 80,006.37-119,878.07-27,387.15

Finding the Fourth Proportional to 80,006.37, 119,878.07 and 27,387.15

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Solution

The fourth proportional to 80,006.37, 119,878.07 and 27,387.15 is: 41,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,006.37 : 119,878.07 = 27,387.15 : x
  2. Step 2: Convert to fraction form
    80,006.37/119,878.07 = 27,387.15/x
  3. Step 3: Cross multiply
    80,006.37x = 119,878.07 × 27,387.15
  4. Step 4: Simplify right side
    80,006.37x = 3,283,118,547.86
  5. Step 5: Solve for x
    x = 3,283,118,547.86/80,006.37
  6. Step 6: Final answer
    x = 41,035.71

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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.