Home / 207,159.39-286,040.82-161,758.62

Finding the Fourth Proportional to 207,159.39, 286,040.82 and 161,758.62

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Solution

The fourth proportional to 207,159.39, 286,040.82 and 161,758.62 is: 223,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,159.39 : 286,040.82 = 161,758.62 : x
  2. Step 2: Convert to fraction form
    207,159.39/286,040.82 = 161,758.62/x
  3. Step 3: Cross multiply
    207,159.39x = 286,040.82 × 161,758.62
  4. Step 4: Simplify right side
    207,159.39x = 46,269,568,306.87
  5. Step 5: Solve for x
    x = 46,269,568,306.87/207,159.39
  6. Step 6: Final answer
    x = 223,352.50

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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.