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Finding the Fourth Proportional to 236,595.59, 326,530.57 and 134,645.85

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Solution

The fourth proportional to 236,595.59, 326,530.57 and 134,645.85 is: 185,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,595.59 : 326,530.57 = 134,645.85 : x
  2. Step 2: Convert to fraction form
    236,595.59/326,530.57 = 134,645.85/x
  3. Step 3: Cross multiply
    236,595.59x = 326,530.57 × 134,645.85
  4. Step 4: Simplify right side
    236,595.59x = 43,965,986,148.63
  5. Step 5: Solve for x
    x = 43,965,986,148.63/236,595.59
  6. Step 6: Final answer
    x = 185,827.58

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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.