Home / 76,083.91-114,146.36-26,164.95

Finding the Fourth Proportional to 76,083.91, 114,146.36 and 26,164.95

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Solution

The fourth proportional to 76,083.91, 114,146.36 and 26,164.95 is: 39,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,083.91 : 114,146.36 = 26,164.95 : x
  2. Step 2: Convert to fraction form
    76,083.91/114,146.36 = 26,164.95/x
  3. Step 3: Cross multiply
    76,083.91x = 114,146.36 × 26,164.95
  4. Step 4: Simplify right side
    76,083.91x = 2,986,633,809.54
  5. Step 5: Solve for x
    x = 2,986,633,809.54/76,083.91
  6. Step 6: Final answer
    x = 39,254.47

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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.