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Finding the Fourth Proportional to 223,004.57, 307,735.08 and 132,364.49

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Solution

The fourth proportional to 223,004.57, 307,735.08 and 132,364.49 is: 182,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,004.57 : 307,735.08 = 132,364.49 : x
  2. Step 2: Convert to fraction form
    223,004.57/307,735.08 = 132,364.49/x
  3. Step 3: Cross multiply
    223,004.57x = 307,735.08 × 132,364.49
  4. Step 4: Simplify right side
    223,004.57x = 40,733,196,919.31
  5. Step 5: Solve for x
    x = 40,733,196,919.31/223,004.57
  6. Step 6: Final answer
    x = 182,656.33

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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.