Home / 84,790.75-127,188.56-22,461.25

Finding the Fourth Proportional to 84,790.75, 127,188.56 and 22,461.25

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Solution

The fourth proportional to 84,790.75, 127,188.56 and 22,461.25 is: 33,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,790.75 : 127,188.56 = 22,461.25 : x
  2. Step 2: Convert to fraction form
    84,790.75/127,188.56 = 22,461.25/x
  3. Step 3: Cross multiply
    84,790.75x = 127,188.56 × 22,461.25
  4. Step 4: Simplify right side
    84,790.75x = 2,856,813,930.99
  5. Step 5: Solve for x
    x = 2,856,813,930.99/84,790.75
  6. Step 6: Final answer
    x = 33,692.52

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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.