Home / 234,720.48-323,908.56-134,112

Finding the Fourth Proportional to 234,720.48, 323,908.56 and 134,112

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Solution

The fourth proportional to 234,720.48, 323,908.56 and 134,112 is: 185,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,720.48 : 323,908.56 = 134,112 : x
  2. Step 2: Convert to fraction form
    234,720.48/323,908.56 = 134,112/x
  3. Step 3: Cross multiply
    234,720.48x = 323,908.56 × 134,112
  4. Step 4: Simplify right side
    234,720.48x = 43,440,024,798.72
  5. Step 5: Solve for x
    x = 43,440,024,798.72/234,720.48
  6. Step 6: Final answer
    x = 185,071.30

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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.