Home / 213,313.65-320,016.61-63,566

Finding the Fourth Proportional to 213,313.65, 320,016.61 and 63,566

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Solution

The fourth proportional to 213,313.65, 320,016.61 and 63,566 is: 95,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,313.65 : 320,016.61 = 63,566 : x
  2. Step 2: Convert to fraction form
    213,313.65/320,016.61 = 63,566/x
  3. Step 3: Cross multiply
    213,313.65x = 320,016.61 × 63,566
  4. Step 4: Simplify right side
    213,313.65x = 20,342,175,831.26
  5. Step 5: Solve for x
    x = 20,342,175,831.26/213,313.65
  6. Step 6: Final answer
    x = 95,362.75

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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.