Home / 232,070.15-320,232.75-136,571.15

Finding the Fourth Proportional to 232,070.15, 320,232.75 and 136,571.15

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Solution

The fourth proportional to 232,070.15, 320,232.75 and 136,571.15 is: 188,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,070.15 : 320,232.75 = 136,571.15 : x
  2. Step 2: Convert to fraction form
    232,070.15/320,232.75 = 136,571.15/x
  3. Step 3: Cross multiply
    232,070.15x = 320,232.75 × 136,571.15
  4. Step 4: Simplify right side
    232,070.15x = 43,734,554,935.16
  5. Step 5: Solve for x
    x = 43,734,554,935.16/232,070.15
  6. Step 6: Final answer
    x = 188,454.03

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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.