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Finding the Fourth Proportional to 92,363.94, 127,273.92 and 63,692.34

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Solution

The fourth proportional to 92,363.94, 127,273.92 and 63,692.34 is: 87,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,363.94 : 127,273.92 = 63,692.34 : x
  2. Step 2: Convert to fraction form
    92,363.94/127,273.92 = 63,692.34/x
  3. Step 3: Cross multiply
    92,363.94x = 127,273.92 × 63,692.34
  4. Step 4: Simplify right side
    92,363.94x = 8,106,373,785.77
  5. Step 5: Solve for x
    x = 8,106,373,785.77/92,363.94
  6. Step 6: Final answer
    x = 87,765.57

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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.