Home / 232,273.20-320,543.28-136,762.32

Finding the Fourth Proportional to 232,273.20, 320,543.28 and 136,762.32

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Solution

The fourth proportional to 232,273.20, 320,543.28 and 136,762.32 is: 188,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,273.20 : 320,543.28 = 136,762.32 : x
  2. Step 2: Convert to fraction form
    232,273.20/320,543.28 = 136,762.32/x
  3. Step 3: Cross multiply
    232,273.20x = 320,543.28 × 136,762.32
  4. Step 4: Simplify right side
    232,273.20x = 43,838,242,633.21
  5. Step 5: Solve for x
    x = 43,838,242,633.21/232,273.20
  6. Step 6: Final answer
    x = 188,735.69

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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.