Home / 75,880.22-113,832.68-28,499.00

Finding the Fourth Proportional to 75,880.22, 113,832.68 and 28,499.00

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Solution

The fourth proportional to 75,880.22, 113,832.68 and 28,499.00 is: 42,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,880.22 : 113,832.68 = 28,499.00 : x
  2. Step 2: Convert to fraction form
    75,880.22/113,832.68 = 28,499.00/x
  3. Step 3: Cross multiply
    75,880.22x = 113,832.68 × 28,499.00
  4. Step 4: Simplify right side
    75,880.22x = 3,244,116,835.66
  5. Step 5: Solve for x
    x = 3,244,116,835.66/75,880.22
  6. Step 6: Final answer
    x = 42,753.13

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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.