Home / 125,505.48-188,216.46-50,606.28

Finding the Fourth Proportional to 125,505.48, 188,216.46 and 50,606.28

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Solution

The fourth proportional to 125,505.48, 188,216.46 and 50,606.28 is: 75,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,505.48 : 188,216.46 = 50,606.28 : x
  2. Step 2: Convert to fraction form
    125,505.48/188,216.46 = 50,606.28/x
  3. Step 3: Cross multiply
    125,505.48x = 188,216.46 × 50,606.28
  4. Step 4: Simplify right side
    125,505.48x = 9,524,934,875.37
  5. Step 5: Solve for x
    x = 9,524,934,875.37/125,505.48
  6. Step 6: Final answer
    x = 75,892.58

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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.