Home / 65,778.46-98,692.55-39,501.52

Finding the Fourth Proportional to 65,778.46, 98,692.55 and 39,501.52

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Solution

The fourth proportional to 65,778.46, 98,692.55 and 39,501.52 is: 59,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,778.46 : 98,692.55 = 39,501.52 : x
  2. Step 2: Convert to fraction form
    65,778.46/98,692.55 = 39,501.52/x
  3. Step 3: Cross multiply
    65,778.46x = 98,692.55 × 39,501.52
  4. Step 4: Simplify right side
    65,778.46x = 3,898,505,737.68
  5. Step 5: Solve for x
    x = 3,898,505,737.68/65,778.46
  6. Step 6: Final answer
    x = 59,267.21

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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.