Home / 226,735.78-312,881.73-124,757.50

Finding the Fourth Proportional to 226,735.78, 312,881.73 and 124,757.50

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Solution

The fourth proportional to 226,735.78, 312,881.73 and 124,757.50 is: 172,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,735.78 : 312,881.73 = 124,757.50 : x
  2. Step 2: Convert to fraction form
    226,735.78/312,881.73 = 124,757.50/x
  3. Step 3: Cross multiply
    226,735.78x = 312,881.73 × 124,757.50
  4. Step 4: Simplify right side
    226,735.78x = 39,034,342,430.48
  5. Step 5: Solve for x
    x = 39,034,342,430.48/226,735.78
  6. Step 6: Final answer
    x = 172,157.84

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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.