Home / 294,184.72-405,976.68-160,049.68

Finding the Fourth Proportional to 294,184.72, 405,976.68 and 160,049.68

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Solution

The fourth proportional to 294,184.72, 405,976.68 and 160,049.68 is: 220,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,184.72 : 405,976.68 = 160,049.68 : x
  2. Step 2: Convert to fraction form
    294,184.72/405,976.68 = 160,049.68/x
  3. Step 3: Cross multiply
    294,184.72x = 405,976.68 × 160,049.68
  4. Step 4: Simplify right side
    294,184.72x = 64,976,437,721.46
  5. Step 5: Solve for x
    x = 64,976,437,721.46/294,184.72
  6. Step 6: Final answer
    x = 220,869.52

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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.