Home / 220,019.94-329,678.37-141,068.70

Finding the Fourth Proportional to 220,019.94, 329,678.37 and 141,068.70

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Solution

The fourth proportional to 220,019.94, 329,678.37 and 141,068.70 is: 211,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,019.94 : 329,678.37 = 141,068.70 : x
  2. Step 2: Convert to fraction form
    220,019.94/329,678.37 = 141,068.70/x
  3. Step 3: Cross multiply
    220,019.94x = 329,678.37 × 141,068.70
  4. Step 4: Simplify right side
    220,019.94x = 46,507,299,074.02
  5. Step 5: Solve for x
    x = 46,507,299,074.02/220,019.94
  6. Step 6: Final answer
    x = 211,377.66

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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.