Home / 229,331.20-343,996.80-88,998.70

Finding the Fourth Proportional to 229,331.20, 343,996.80 and 88,998.70

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Solution

The fourth proportional to 229,331.20, 343,996.80 and 88,998.70 is: 133,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,331.20 : 343,996.80 = 88,998.70 : x
  2. Step 2: Convert to fraction form
    229,331.20/343,996.80 = 88,998.70/x
  3. Step 3: Cross multiply
    229,331.20x = 343,996.80 × 88,998.70
  4. Step 4: Simplify right side
    229,331.20x = 30,615,268,004.16
  5. Step 5: Solve for x
    x = 30,615,268,004.16/229,331.20
  6. Step 6: Final answer
    x = 133,498.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.