Home / 213,079.20-294,040.69-117,584.65

Finding the Fourth Proportional to 213,079.20, 294,040.69 and 117,584.65

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Solution

The fourth proportional to 213,079.20, 294,040.69 and 117,584.65 is: 162,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,079.20 : 294,040.69 = 117,584.65 : x
  2. Step 2: Convert to fraction form
    213,079.20/294,040.69 = 117,584.65/x
  3. Step 3: Cross multiply
    213,079.20x = 294,040.69 × 117,584.65
  4. Step 4: Simplify right side
    213,079.20x = 34,574,671,619.41
  5. Step 5: Solve for x
    x = 34,574,671,619.41/213,079.20
  6. Step 6: Final answer
    x = 162,262.07

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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.