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Finding the Fourth Proportional to 191,902.40, 264,933.52 and 133,072.10

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Solution

The fourth proportional to 191,902.40, 264,933.52 and 133,072.10 is: 183,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,902.40 : 264,933.52 = 133,072.10 : x
  2. Step 2: Convert to fraction form
    191,902.40/264,933.52 = 133,072.10/x
  3. Step 3: Cross multiply
    191,902.40x = 264,933.52 × 133,072.10
  4. Step 4: Simplify right side
    191,902.40x = 35,255,259,866.79
  5. Step 5: Solve for x
    x = 35,255,259,866.79/191,902.40
  6. Step 6: Final answer
    x = 183,714.53

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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.