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Finding the Fourth Proportional to 133,097.10, 199,256.85 and 119,100.30

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Solution

The fourth proportional to 133,097.10, 199,256.85 and 119,100.30 is: 178,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,097.10 : 199,256.85 = 119,100.30 : x
  2. Step 2: Convert to fraction form
    133,097.10/199,256.85 = 119,100.30/x
  3. Step 3: Cross multiply
    133,097.10x = 199,256.85 × 119,100.30
  4. Step 4: Simplify right side
    133,097.10x = 23,731,550,612.06
  5. Step 5: Solve for x
    x = 23,731,550,612.06/133,097.10
  6. Step 6: Final answer
    x = 178,302.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.