Home / 232,150.26-320,433.79-136,712.31

Finding the Fourth Proportional to 232,150.26, 320,433.79 and 136,712.31

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Solution

The fourth proportional to 232,150.26, 320,433.79 and 136,712.31 is: 188,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,150.26 : 320,433.79 = 136,712.31 : x
  2. Step 2: Convert to fraction form
    232,150.26/320,433.79 = 136,712.31/x
  3. Step 3: Cross multiply
    232,150.26x = 320,433.79 × 136,712.31
  4. Step 4: Simplify right side
    232,150.26x = 43,807,243,632.95
  5. Step 5: Solve for x
    x = 43,807,243,632.95/232,150.26
  6. Step 6: Final answer
    x = 188,702.11

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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.