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Finding the Fourth Proportional to 234,300, 323,392.32 and 133,756.32

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Solution

The fourth proportional to 234,300, 323,392.32 and 133,756.32 is: 184,617.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,300 : 323,392.32 = 133,756.32 : x
  2. Step 2: Convert to fraction form
    234,300/323,392.32 = 133,756.32/x
  3. Step 3: Cross multiply
    234,300x = 323,392.32 × 133,756.32
  4. Step 4: Simplify right side
    234,300x = 43,255,766,639.46
  5. Step 5: Solve for x
    x = 43,255,766,639.46/234,300
  6. Step 6: Final answer
    x = 184,617.02

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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.