Home / 229,200.06-343,799.61-129,314.91

Finding the Fourth Proportional to 229,200.06, 343,799.61 and 129,314.91

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Solution

The fourth proportional to 229,200.06, 343,799.61 and 129,314.91 is: 193,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,200.06 : 343,799.61 = 129,314.91 : x
  2. Step 2: Convert to fraction form
    229,200.06/343,799.61 = 129,314.91/x
  3. Step 3: Cross multiply
    229,200.06x = 343,799.61 × 129,314.91
  4. Step 4: Simplify right side
    229,200.06x = 44,458,415,625.19
  5. Step 5: Solve for x
    x = 44,458,415,625.19/229,200.06
  6. Step 6: Final answer
    x = 193,972.09

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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.