Home / 202,669.14-302,519.58-178,728.15

Finding the Fourth Proportional to 202,669.14, 302,519.58 and 178,728.15

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Solution

The fourth proportional to 202,669.14, 302,519.58 and 178,728.15 is: 266,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,669.14 : 302,519.58 = 178,728.15 : x
  2. Step 2: Convert to fraction form
    202,669.14/302,519.58 = 178,728.15/x
  3. Step 3: Cross multiply
    202,669.14x = 302,519.58 × 178,728.15
  4. Step 4: Simplify right side
    202,669.14x = 54,068,764,872.18
  5. Step 5: Solve for x
    x = 54,068,764,872.18/202,669.14
  6. Step 6: Final answer
    x = 266,783.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.