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Finding the Fourth Proportional to 236,301.48, 325,911.76 and 151,426.44

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Solution

The fourth proportional to 236,301.48, 325,911.76 and 151,426.44 is: 208,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,301.48 : 325,911.76 = 151,426.44 : x
  2. Step 2: Convert to fraction form
    236,301.48/325,911.76 = 151,426.44/x
  3. Step 3: Cross multiply
    236,301.48x = 325,911.76 × 151,426.44
  4. Step 4: Simplify right side
    236,301.48x = 49,351,657,570.93
  5. Step 5: Solve for x
    x = 49,351,657,570.93/236,301.48
  6. Step 6: Final answer
    x = 208,850.40

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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.