Home / 236,865.26-326,648.14-155,071.46

Finding the Fourth Proportional to 236,865.26, 326,648.14 and 155,071.46

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Solution

The fourth proportional to 236,865.26, 326,648.14 and 155,071.46 is: 213,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,865.26 : 326,648.14 = 155,071.46 : x
  2. Step 2: Convert to fraction form
    236,865.26/326,648.14 = 155,071.46/x
  3. Step 3: Cross multiply
    236,865.26x = 326,648.14 × 155,071.46
  4. Step 4: Simplify right side
    236,865.26x = 50,653,803,976.08
  5. Step 5: Solve for x
    x = 50,653,803,976.08/236,865.26
  6. Step 6: Final answer
    x = 213,850.71

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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.