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Finding the Fourth Proportional to 133,349.70, 200,024.55 and 83,486.10

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Solution

The fourth proportional to 133,349.70, 200,024.55 and 83,486.10 is: 125,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,349.70 : 200,024.55 = 83,486.10 : x
  2. Step 2: Convert to fraction form
    133,349.70/200,024.55 = 83,486.10/x
  3. Step 3: Cross multiply
    133,349.70x = 200,024.55 × 83,486.10
  4. Step 4: Simplify right side
    133,349.70x = 16,699,269,583.76
  5. Step 5: Solve for x
    x = 16,699,269,583.76/133,349.70
  6. Step 6: Final answer
    x = 125,229.15

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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.