Home / 229,749.39-344,624.22-71,990.19

Finding the Fourth Proportional to 229,749.39, 344,624.22 and 71,990.19

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Solution

The fourth proportional to 229,749.39, 344,624.22 and 71,990.19 is: 107,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,749.39 : 344,624.22 = 71,990.19 : x
  2. Step 2: Convert to fraction form
    229,749.39/344,624.22 = 71,990.19/x
  3. Step 3: Cross multiply
    229,749.39x = 344,624.22 × 71,990.19
  4. Step 4: Simplify right side
    229,749.39x = 24,809,563,076.40
  5. Step 5: Solve for x
    x = 24,809,563,076.40/229,749.39
  6. Step 6: Final answer
    x = 107,985.33

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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.