Home / 214,241.07-320,730.63-158,330.42

Finding the Fourth Proportional to 214,241.07, 320,730.63 and 158,330.42

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Solution

The fourth proportional to 214,241.07, 320,730.63 and 158,330.42 is: 237,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,241.07 : 320,730.63 = 158,330.42 : x
  2. Step 2: Convert to fraction form
    214,241.07/320,730.63 = 158,330.42/x
  3. Step 3: Cross multiply
    214,241.07x = 320,730.63 × 158,330.42
  4. Step 4: Simplify right side
    214,241.07x = 50,781,413,751.11
  5. Step 5: Solve for x
    x = 50,781,413,751.11/214,241.07
  6. Step 6: Final answer
    x = 237,029.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.