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Finding the Fourth Proportional to 223,698.48, 335,266.78 and 133,807.52

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Solution

The fourth proportional to 223,698.48, 335,266.78 and 133,807.52 is: 200,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,698.48 : 335,266.78 = 133,807.52 : x
  2. Step 2: Convert to fraction form
    223,698.48/335,266.78 = 133,807.52/x
  3. Step 3: Cross multiply
    223,698.48x = 335,266.78 × 133,807.52
  4. Step 4: Simplify right side
    223,698.48x = 44,861,216,370.19
  5. Step 5: Solve for x
    x = 44,861,216,370.19/223,698.48
  6. Step 6: Final answer
    x = 200,543.23

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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.