Home / 213,091.89-294,066.21-117,597.90

Finding the Fourth Proportional to 213,091.89, 294,066.21 and 117,597.90

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Solution

The fourth proportional to 213,091.89, 294,066.21 and 117,597.90 is: 162,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,091.89 : 294,066.21 = 117,597.90 : x
  2. Step 2: Convert to fraction form
    213,091.89/294,066.21 = 117,597.90/x
  3. Step 3: Cross multiply
    213,091.89x = 294,066.21 × 117,597.90
  4. Step 4: Simplify right side
    213,091.89x = 34,581,568,756.96
  5. Step 5: Solve for x
    x = 34,581,568,756.96/213,091.89
  6. Step 6: Final answer
    x = 162,284.77

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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.