Home / 77,165.54-106,464.83-50,298.26

Finding the Fourth Proportional to 77,165.54, 106,464.83 and 50,298.26

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Solution

The fourth proportional to 77,165.54, 106,464.83 and 50,298.26 is: 69,396.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,165.54 : 106,464.83 = 50,298.26 : x
  2. Step 2: Convert to fraction form
    77,165.54/106,464.83 = 50,298.26/x
  3. Step 3: Cross multiply
    77,165.54x = 106,464.83 × 50,298.26
  4. Step 4: Simplify right side
    77,165.54x = 5,354,995,700.20
  5. Step 5: Solve for x
    x = 5,354,995,700.20/77,165.54
  6. Step 6: Final answer
    x = 69,396.21

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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.