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Finding the Fourth Proportional to 217,884.76, 300,713.70 and 133,050.76

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Solution

The fourth proportional to 217,884.76, 300,713.70 and 133,050.76 is: 183,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,884.76 : 300,713.70 = 133,050.76 : x
  2. Step 2: Convert to fraction form
    217,884.76/300,713.70 = 133,050.76/x
  3. Step 3: Cross multiply
    217,884.76x = 300,713.70 × 133,050.76
  4. Step 4: Simplify right side
    217,884.76x = 40,010,186,327.41
  5. Step 5: Solve for x
    x = 40,010,186,327.41/217,884.76
  6. Step 6: Final answer
    x = 183,630.04

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1.5x scale

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.