Home / 501,129.12-751,804.25-146,170.92

Finding the Fourth Proportional to 501,129.12, 751,804.25 and 146,170.92

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Solution

The fourth proportional to 501,129.12, 751,804.25 and 146,170.92 is: 219,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,129.12 : 751,804.25 = 146,170.92 : x
  2. Step 2: Convert to fraction form
    501,129.12/751,804.25 = 146,170.92/x
  3. Step 3: Cross multiply
    501,129.12x = 751,804.25 × 146,170.92
  4. Step 4: Simplify right side
    501,129.12x = 109,891,918,151.56
  5. Step 5: Solve for x
    x = 109,891,918,151.56/501,129.12
  6. Step 6: Final answer
    x = 219,288.63

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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.