Home / 126,408.42-189,539.25-59,847.99

Finding the Fourth Proportional to 126,408.42, 189,539.25 and 59,847.99

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Solution

The fourth proportional to 126,408.42, 189,539.25 and 59,847.99 is: 89,737.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,408.42 : 189,539.25 = 59,847.99 : x
  2. Step 2: Convert to fraction form
    126,408.42/189,539.25 = 59,847.99/x
  3. Step 3: Cross multiply
    126,408.42x = 189,539.25 × 59,847.99
  4. Step 4: Simplify right side
    126,408.42x = 11,343,543,138.61
  5. Step 5: Solve for x
    x = 11,343,543,138.61/126,408.42
  6. Step 6: Final answer
    x = 89,737.24

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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.