Home / 302,096.25-453,210.39-115,107.75

Finding the Fourth Proportional to 302,096.25, 453,210.39 and 115,107.75

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Solution

The fourth proportional to 302,096.25, 453,210.39 and 115,107.75 is: 172,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,096.25 : 453,210.39 = 115,107.75 : x
  2. Step 2: Convert to fraction form
    302,096.25/453,210.39 = 115,107.75/x
  3. Step 3: Cross multiply
    302,096.25x = 453,210.39 × 115,107.75
  4. Step 4: Simplify right side
    302,096.25x = 52,168,028,269.52
  5. Step 5: Solve for x
    x = 52,168,028,269.52/302,096.25
  6. Step 6: Final answer
    x = 172,686.78

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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.