Home / 213,011.94-293,956.14-116,215.80

Finding the Fourth Proportional to 213,011.94, 293,956.14 and 116,215.80

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Solution

The fourth proportional to 213,011.94, 293,956.14 and 116,215.80 is: 160,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,011.94 : 293,956.14 = 116,215.80 : x
  2. Step 2: Convert to fraction form
    213,011.94/293,956.14 = 116,215.80/x
  3. Step 3: Cross multiply
    213,011.94x = 293,956.14 × 116,215.80
  4. Step 4: Simplify right side
    213,011.94x = 34,162,347,975.01
  5. Step 5: Solve for x
    x = 34,162,347,975.01/213,011.94
  6. Step 6: Final answer
    x = 160,377.62

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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.