Home / 214,160.15-321,240.95-54,236

Finding the Fourth Proportional to 214,160.15, 321,240.95 and 54,236

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Solution

The fourth proportional to 214,160.15, 321,240.95 and 54,236 is: 81,354.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,160.15 : 321,240.95 = 54,236 : x
  2. Step 2: Convert to fraction form
    214,160.15/321,240.95 = 54,236/x
  3. Step 3: Cross multiply
    214,160.15x = 321,240.95 × 54,236
  4. Step 4: Simplify right side
    214,160.15x = 17,422,824,164.20
  5. Step 5: Solve for x
    x = 17,422,824,164.20/214,160.15
  6. Step 6: Final answer
    x = 81,354.18

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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.