Home / 302,582.48-453,742.43-102,849.21

Finding the Fourth Proportional to 302,582.48, 453,742.43 and 102,849.21

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Solution

The fourth proportional to 302,582.48, 453,742.43 and 102,849.21 is: 154,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,582.48 : 453,742.43 = 102,849.21 : x
  2. Step 2: Convert to fraction form
    302,582.48/453,742.43 = 102,849.21/x
  3. Step 3: Cross multiply
    302,582.48x = 453,742.43 × 102,849.21
  4. Step 4: Simplify right side
    302,582.48x = 46,667,049,954.73
  5. Step 5: Solve for x
    x = 46,667,049,954.73/302,582.48
  6. Step 6: Final answer
    x = 154,229.19

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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.