Home / 76,085.10-114,140.40-26,163.18

Finding the Fourth Proportional to 76,085.10, 114,140.40 and 26,163.18

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Solution

The fourth proportional to 76,085.10, 114,140.40 and 26,163.18 is: 39,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,085.10 : 114,140.40 = 26,163.18 : x
  2. Step 2: Convert to fraction form
    76,085.10/114,140.40 = 26,163.18/x
  3. Step 3: Cross multiply
    76,085.10x = 114,140.40 × 26,163.18
  4. Step 4: Simplify right side
    76,085.10x = 2,986,275,830.47
  5. Step 5: Solve for x
    x = 2,986,275,830.47/76,085.10
  6. Step 6: Final answer
    x = 39,249.15

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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.