Home / 214,895.64-296,460.60-143,205.84

Finding the Fourth Proportional to 214,895.64, 296,460.60 and 143,205.84

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Solution

The fourth proportional to 214,895.64, 296,460.60 and 143,205.84 is: 197,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,895.64 : 296,460.60 = 143,205.84 : x
  2. Step 2: Convert to fraction form
    214,895.64/296,460.60 = 143,205.84/x
  3. Step 3: Cross multiply
    214,895.64x = 296,460.60 × 143,205.84
  4. Step 4: Simplify right side
    214,895.64x = 42,454,889,249.90
  5. Step 5: Solve for x
    x = 42,454,889,249.90/214,895.64
  6. Step 6: Final answer
    x = 197,560.50

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1.5x scale

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.