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Finding the Fourth Proportional to 235,513.54, 325,001.73 and 133,548.31

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Solution

The fourth proportional to 235,513.54, 325,001.73 and 133,548.31 is: 184,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,513.54 : 325,001.73 = 133,548.31 : x
  2. Step 2: Convert to fraction form
    235,513.54/325,001.73 = 133,548.31/x
  3. Step 3: Cross multiply
    235,513.54x = 325,001.73 × 133,548.31
  4. Step 4: Simplify right side
    235,513.54x = 43,403,431,788.58
  5. Step 5: Solve for x
    x = 43,403,431,788.58/235,513.54
  6. Step 6: Final answer
    x = 184,292.72

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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.