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Finding the Fourth Proportional to 133,503.39, 200,223.45 and 49,217.76

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Solution

The fourth proportional to 133,503.39, 200,223.45 and 49,217.76 is: 73,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,503.39 : 200,223.45 = 49,217.76 : x
  2. Step 2: Convert to fraction form
    133,503.39/200,223.45 = 49,217.76/x
  3. Step 3: Cross multiply
    133,503.39x = 200,223.45 × 49,217.76
  4. Step 4: Simplify right side
    133,503.39x = 9,854,549,708.47
  5. Step 5: Solve for x
    x = 9,854,549,708.47/133,503.39
  6. Step 6: Final answer
    x = 73,814.98

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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.