Home / 150,398.24-225,707.62-121,168.98

Finding the Fourth Proportional to 150,398.24, 225,707.62 and 121,168.98

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Solution

The fourth proportional to 150,398.24, 225,707.62 and 121,168.98 is: 181,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,398.24 : 225,707.62 = 121,168.98 : x
  2. Step 2: Convert to fraction form
    150,398.24/225,707.62 = 121,168.98/x
  3. Step 3: Cross multiply
    150,398.24x = 225,707.62 × 121,168.98
  4. Step 4: Simplify right side
    150,398.24x = 27,348,762,093.63
  5. Step 5: Solve for x
    x = 27,348,762,093.63/150,398.24
  6. Step 6: Final answer
    x = 181,842.30

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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.