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Finding the Fourth Proportional to 229,196.88, 316,311.70 and 133,734.32

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Solution

The fourth proportional to 229,196.88, 316,311.70 and 133,734.32 is: 184,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,196.88 : 316,311.70 = 133,734.32 : x
  2. Step 2: Convert to fraction form
    229,196.88/316,311.70 = 133,734.32/x
  3. Step 3: Cross multiply
    229,196.88x = 316,311.70 × 133,734.32
  4. Step 4: Simplify right side
    229,196.88x = 42,301,730,107.54
  5. Step 5: Solve for x
    x = 42,301,730,107.54/229,196.88
  6. Step 6: Final answer
    x = 184,565.03

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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.