Home / 213,425.69-294,568.18-140,700.92

Finding the Fourth Proportional to 213,425.69, 294,568.18 and 140,700.92

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Solution

The fourth proportional to 213,425.69, 294,568.18 and 140,700.92 is: 194,194.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,425.69 : 294,568.18 = 140,700.92 : x
  2. Step 2: Convert to fraction form
    213,425.69/294,568.18 = 140,700.92/x
  3. Step 3: Cross multiply
    213,425.69x = 294,568.18 × 140,700.92
  4. Step 4: Simplify right side
    213,425.69x = 41,446,012,104.13
  5. Step 5: Solve for x
    x = 41,446,012,104.13/213,425.69
  6. Step 6: Final answer
    x = 194,194.12

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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.