Home / 75,537.36-104,145.24-47,232.72

Finding the Fourth Proportional to 75,537.36, 104,145.24 and 47,232.72

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Solution

The fourth proportional to 75,537.36, 104,145.24 and 47,232.72 is: 65,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,537.36 : 104,145.24 = 47,232.72 : x
  2. Step 2: Convert to fraction form
    75,537.36/104,145.24 = 47,232.72/x
  3. Step 3: Cross multiply
    75,537.36x = 104,145.24 × 47,232.72
  4. Step 4: Simplify right side
    75,537.36x = 4,919,062,960.25
  5. Step 5: Solve for x
    x = 4,919,062,960.25/75,537.36
  6. Step 6: Final answer
    x = 65,120.93

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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.