Home / 143,823.06-215,831.79-50,329.62

Finding the Fourth Proportional to 143,823.06, 215,831.79 and 50,329.62

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Solution

The fourth proportional to 143,823.06, 215,831.79 and 50,329.62 is: 75,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,823.06 : 215,831.79 = 50,329.62 : x
  2. Step 2: Convert to fraction form
    143,823.06/215,831.79 = 50,329.62/x
  3. Step 3: Cross multiply
    143,823.06x = 215,831.79 × 50,329.62
  4. Step 4: Simplify right side
    143,823.06x = 10,862,731,974.62
  5. Step 5: Solve for x
    x = 10,862,731,974.62/143,823.06
  6. Step 6: Final answer
    x = 75,528.44

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1.5x scale

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.