Home / 75,085.12-103,616.55-41,093.26

Finding the Fourth Proportional to 75,085.12, 103,616.55 and 41,093.26

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Solution

The fourth proportional to 75,085.12, 103,616.55 and 41,093.26 is: 56,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,085.12 : 103,616.55 = 41,093.26 : x
  2. Step 2: Convert to fraction form
    75,085.12/103,616.55 = 41,093.26/x
  3. Step 3: Cross multiply
    75,085.12x = 103,616.55 × 41,093.26
  4. Step 4: Simplify right side
    75,085.12x = 4,257,941,829.45
  5. Step 5: Solve for x
    x = 4,257,941,829.45/75,085.12
  6. Step 6: Final answer
    x = 56,708.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.