Home / 75,100.16-103,639.29-41,566.16

Finding the Fourth Proportional to 75,100.16, 103,639.29 and 41,566.16

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Solution

The fourth proportional to 75,100.16, 103,639.29 and 41,566.16 is: 57,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,100.16 : 103,639.29 = 41,566.16 : x
  2. Step 2: Convert to fraction form
    75,100.16/103,639.29 = 41,566.16/x
  3. Step 3: Cross multiply
    75,100.16x = 103,639.29 × 41,566.16
  4. Step 4: Simplify right side
    75,100.16x = 4,307,887,310.43
  5. Step 5: Solve for x
    x = 4,307,887,310.43/75,100.16
  6. Step 6: Final answer
    x = 57,361.89

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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.