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Finding the Fourth Proportional to 191,468.44, 264,207.32 and 110,921.88

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Solution

The fourth proportional to 191,468.44, 264,207.32 and 110,921.88 is: 153,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,468.44 : 264,207.32 = 110,921.88 : x
  2. Step 2: Convert to fraction form
    191,468.44/264,207.32 = 110,921.88/x
  3. Step 3: Cross multiply
    191,468.44x = 264,207.32 × 110,921.88
  4. Step 4: Simplify right side
    191,468.44x = 29,306,372,644.16
  5. Step 5: Solve for x
    x = 29,306,372,644.16/191,468.44
  6. Step 6: Final answer
    x = 153,061.11

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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.