Home / 204,451.02-306,807.74-99,212.58

Finding the Fourth Proportional to 204,451.02, 306,807.74 and 99,212.58

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Solution

The fourth proportional to 204,451.02, 306,807.74 and 99,212.58 is: 148,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,451.02 : 306,807.74 = 99,212.58 : x
  2. Step 2: Convert to fraction form
    204,451.02/306,807.74 = 99,212.58/x
  3. Step 3: Cross multiply
    204,451.02x = 306,807.74 × 99,212.58
  4. Step 4: Simplify right side
    204,451.02x = 30,439,187,449.37
  5. Step 5: Solve for x
    x = 30,439,187,449.37/204,451.02
  6. Step 6: Final answer
    x = 148,882.54

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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.