Home / 302,121.22-452,870.79-161,842.18

Finding the Fourth Proportional to 302,121.22, 452,870.79 and 161,842.18

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Solution

The fourth proportional to 302,121.22, 452,870.79 and 161,842.18 is: 242,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,121.22 : 452,870.79 = 161,842.18 : x
  2. Step 2: Convert to fraction form
    302,121.22/452,870.79 = 161,842.18/x
  3. Step 3: Cross multiply
    302,121.22x = 452,870.79 × 161,842.18
  4. Step 4: Simplify right side
    302,121.22x = 73,293,595,911.92
  5. Step 5: Solve for x
    x = 73,293,595,911.92/302,121.22
  6. Step 6: Final answer
    x = 242,596.65

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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.