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Finding the Fourth Proportional to 202,289.86, 303,484.07 and 67,353.69

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Solution

The fourth proportional to 202,289.86, 303,484.07 and 67,353.69 is: 101,046.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,289.86 : 303,484.07 = 67,353.69 : x
  2. Step 2: Convert to fraction form
    202,289.86/303,484.07 = 67,353.69/x
  3. Step 3: Cross multiply
    202,289.86x = 303,484.07 × 67,353.69
  4. Step 4: Simplify right side
    202,289.86x = 20,440,771,970.72
  5. Step 5: Solve for x
    x = 20,440,771,970.72/202,289.86
  6. Step 6: Final answer
    x = 101,046.94

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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.