Home / 83,945.21-125,887.57-27,774.95

Finding the Fourth Proportional to 83,945.21, 125,887.57 and 27,774.95

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Solution

The fourth proportional to 83,945.21, 125,887.57 and 27,774.95 is: 41,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,945.21 : 125,887.57 = 27,774.95 : x
  2. Step 2: Convert to fraction form
    83,945.21/125,887.57 = 27,774.95/x
  3. Step 3: Cross multiply
    83,945.21x = 125,887.57 × 27,774.95
  4. Step 4: Simplify right side
    83,945.21x = 3,496,520,263.50
  5. Step 5: Solve for x
    x = 3,496,520,263.50/83,945.21
  6. Step 6: Final answer
    x = 41,652.41

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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.