Home / 148,383.72-222,632.52-89,261.28

Finding the Fourth Proportional to 148,383.72, 222,632.52 and 89,261.28

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Solution

The fourth proportional to 148,383.72, 222,632.52 and 89,261.28 is: 133,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,383.72 : 222,632.52 = 89,261.28 : x
  2. Step 2: Convert to fraction form
    148,383.72/222,632.52 = 89,261.28/x
  3. Step 3: Cross multiply
    148,383.72x = 222,632.52 × 89,261.28
  4. Step 4: Simplify right side
    148,383.72x = 19,872,463,704.83
  5. Step 5: Solve for x
    x = 19,872,463,704.83/148,383.72
  6. Step 6: Final answer
    x = 133,926.17

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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.