Home / 75,906.32-113,871.72-28,525.10

Finding the Fourth Proportional to 75,906.32, 113,871.72 and 28,525.10

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Solution

The fourth proportional to 75,906.32, 113,871.72 and 28,525.10 is: 42,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,906.32 : 113,871.72 = 28,525.10 : x
  2. Step 2: Convert to fraction form
    75,906.32/113,871.72 = 28,525.10/x
  3. Step 3: Cross multiply
    75,906.32x = 113,871.72 × 28,525.10
  4. Step 4: Simplify right side
    75,906.32x = 3,248,202,200.17
  5. Step 5: Solve for x
    x = 3,248,202,200.17/75,906.32
  6. Step 6: Final answer
    x = 42,792.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.