Home / 75,146.16-103,697.56-41,610

Finding the Fourth Proportional to 75,146.16, 103,697.56 and 41,610

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Solution

The fourth proportional to 75,146.16, 103,697.56 and 41,610 is: 57,419.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,146.16 : 103,697.56 = 41,610 : x
  2. Step 2: Convert to fraction form
    75,146.16/103,697.56 = 41,610/x
  3. Step 3: Cross multiply
    75,146.16x = 103,697.56 × 41,610
  4. Step 4: Simplify right side
    75,146.16x = 4,314,855,471.60
  5. Step 5: Solve for x
    x = 4,314,855,471.60/75,146.16
  6. Step 6: Final answer
    x = 57,419.51

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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.