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Finding the Fourth Proportional to 225,251.92, 310,759.23 and 144,668.26

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Solution

The fourth proportional to 225,251.92, 310,759.23 and 144,668.26 is: 199,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,251.92 : 310,759.23 = 144,668.26 : x
  2. Step 2: Convert to fraction form
    225,251.92/310,759.23 = 144,668.26/x
  3. Step 3: Cross multiply
    225,251.92x = 310,759.23 × 144,668.26
  4. Step 4: Simplify right side
    225,251.92x = 44,956,997,083.04
  5. Step 5: Solve for x
    x = 44,956,997,083.04/225,251.92
  6. Step 6: Final answer
    x = 199,585.41

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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.