Home / 232,188.85-320,398.23-130,218.49

Finding the Fourth Proportional to 232,188.85, 320,398.23 and 130,218.49

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Solution

The fourth proportional to 232,188.85, 320,398.23 and 130,218.49 is: 179,688.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,188.85 : 320,398.23 = 130,218.49 : x
  2. Step 2: Convert to fraction form
    232,188.85/320,398.23 = 130,218.49/x
  3. Step 3: Cross multiply
    232,188.85x = 320,398.23 × 130,218.49
  4. Step 4: Simplify right side
    232,188.85x = 41,721,773,709.27
  5. Step 5: Solve for x
    x = 41,721,773,709.27/232,188.85
  6. Step 6: Final answer
    x = 179,688.96

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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.