Home / 232,300.32-320,555.04-130,311.60

Finding the Fourth Proportional to 232,300.32, 320,555.04 and 130,311.60

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Solution

The fourth proportional to 232,300.32, 320,555.04 and 130,311.60 is: 179,819.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,300.32 : 320,555.04 = 130,311.60 : x
  2. Step 2: Convert to fraction form
    232,300.32/320,555.04 = 130,311.60/x
  3. Step 3: Cross multiply
    232,300.32x = 320,555.04 × 130,311.60
  4. Step 4: Simplify right side
    232,300.32x = 41,772,040,150.46
  5. Step 5: Solve for x
    x = 41,772,040,150.46/232,300.32
  6. Step 6: Final answer
    x = 179,819.12

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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.