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Finding the Fourth Proportional to 236,750.52, 326,725.42 and 136,148.52

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Solution

The fourth proportional to 236,750.52, 326,725.42 and 136,148.52 is: 187,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,750.52 : 326,725.42 = 136,148.52 : x
  2. Step 2: Convert to fraction form
    236,750.52/326,725.42 = 136,148.52/x
  3. Step 3: Cross multiply
    236,750.52x = 326,725.42 × 136,148.52
  4. Step 4: Simplify right side
    236,750.52x = 44,483,182,379.38
  5. Step 5: Solve for x
    x = 44,483,182,379.38/236,750.52
  6. Step 6: Final answer
    x = 187,890.54

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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.