Home / 213,002.93-293,958.30-122,388.23

Finding the Fourth Proportional to 213,002.93, 293,958.30 and 122,388.23

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Solution

The fourth proportional to 213,002.93, 293,958.30 and 122,388.23 is: 168,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,002.93 : 293,958.30 = 122,388.23 : x
  2. Step 2: Convert to fraction form
    213,002.93/293,958.30 = 122,388.23/x
  3. Step 3: Cross multiply
    213,002.93x = 293,958.30 × 122,388.23
  4. Step 4: Simplify right side
    213,002.93x = 35,977,034,561.02
  5. Step 5: Solve for x
    x = 35,977,034,561.02/213,002.93
  6. Step 6: Final answer
    x = 168,903.95

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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.