Home / 216,273.08-324,418.55-74,216.00

Finding the Fourth Proportional to 216,273.08, 324,418.55 and 74,216.00

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Solution

The fourth proportional to 216,273.08, 324,418.55 and 74,216.00 is: 111,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,273.08 : 324,418.55 = 74,216.00 : x
  2. Step 2: Convert to fraction form
    216,273.08/324,418.55 = 74,216.00/x
  3. Step 3: Cross multiply
    216,273.08x = 324,418.55 × 74,216.00
  4. Step 4: Simplify right side
    216,273.08x = 24,077,046,452.48
  5. Step 5: Solve for x
    x = 24,077,046,452.48/216,273.08
  6. Step 6: Final answer
    x = 111,327.06

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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.