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Finding the Fourth Proportional to 234,759.02, 323,967.60 and 127,329.02

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Solution

The fourth proportional to 234,759.02, 323,967.60 and 127,329.02 is: 175,714.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,759.02 : 323,967.60 = 127,329.02 : x
  2. Step 2: Convert to fraction form
    234,759.02/323,967.60 = 127,329.02/x
  3. Step 3: Cross multiply
    234,759.02x = 323,967.60 × 127,329.02
  4. Step 4: Simplify right side
    234,759.02x = 41,250,477,019.75
  5. Step 5: Solve for x
    x = 41,250,477,019.75/234,759.02
  6. Step 6: Final answer
    x = 175,714.13

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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.