Home / 219,724.02-329,617.38-67,934.16

Finding the Fourth Proportional to 219,724.02, 329,617.38 and 67,934.16

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Solution

The fourth proportional to 219,724.02, 329,617.38 and 67,934.16 is: 101,910.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,724.02 : 329,617.38 = 67,934.16 : x
  2. Step 2: Convert to fraction form
    219,724.02/329,617.38 = 67,934.16/x
  3. Step 3: Cross multiply
    219,724.02x = 329,617.38 × 67,934.16
  4. Step 4: Simplify right side
    219,724.02x = 22,392,279,831.70
  5. Step 5: Solve for x
    x = 22,392,279,831.70/219,724.02
  6. Step 6: Final answer
    x = 101,910.93

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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.