Home / 302,929.04-418,039.98-166,963.06

Finding the Fourth Proportional to 302,929.04, 418,039.98 and 166,963.06

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Solution

The fourth proportional to 302,929.04, 418,039.98 and 166,963.06 is: 230,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,929.04 : 418,039.98 = 166,963.06 : x
  2. Step 2: Convert to fraction form
    302,929.04/418,039.98 = 166,963.06/x
  3. Step 3: Cross multiply
    302,929.04x = 418,039.98 × 166,963.06
  4. Step 4: Simplify right side
    302,929.04x = 69,797,231,338.12
  5. Step 5: Solve for x
    x = 69,797,231,338.12/302,929.04
  6. Step 6: Final answer
    x = 230,407.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.