Home / 214,035.32-321,022.20-149,798.40

Finding the Fourth Proportional to 214,035.32, 321,022.20 and 149,798.40

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Solution

The fourth proportional to 214,035.32, 321,022.20 and 149,798.40 is: 224,676.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,035.32 : 321,022.20 = 149,798.40 : x
  2. Step 2: Convert to fraction form
    214,035.32/321,022.20 = 149,798.40/x
  3. Step 3: Cross multiply
    214,035.32x = 321,022.20 × 149,798.40
  4. Step 4: Simplify right side
    214,035.32x = 48,088,611,924.48
  5. Step 5: Solve for x
    x = 48,088,611,924.48/214,035.32
  6. Step 6: Final answer
    x = 224,676.06

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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.