Home / 75,350.94-103,983.51-41,817.18

Finding the Fourth Proportional to 75,350.94, 103,983.51 and 41,817.18

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Solution

The fourth proportional to 75,350.94, 103,983.51 and 41,817.18 is: 57,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,350.94 : 103,983.51 = 41,817.18 : x
  2. Step 2: Convert to fraction form
    75,350.94/103,983.51 = 41,817.18/x
  3. Step 3: Cross multiply
    75,350.94x = 103,983.51 × 41,817.18
  4. Step 4: Simplify right side
    75,350.94x = 4,348,297,154.70
  5. Step 5: Solve for x
    x = 4,348,297,154.70/75,350.94
  6. Step 6: Final answer
    x = 57,707.27

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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.