Home / 222,999.04-307,738.83-121,024.47

Finding the Fourth Proportional to 222,999.04, 307,738.83 and 121,024.47

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Solution

The fourth proportional to 222,999.04, 307,738.83 and 121,024.47 is: 167,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,999.04 : 307,738.83 = 121,024.47 : x
  2. Step 2: Convert to fraction form
    222,999.04/307,738.83 = 121,024.47/x
  3. Step 3: Cross multiply
    222,999.04x = 307,738.83 × 121,024.47
  4. Step 4: Simplify right side
    222,999.04x = 37,243,928,799.17
  5. Step 5: Solve for x
    x = 37,243,928,799.17/222,999.04
  6. Step 6: Final answer
    x = 167,013.85

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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.