Home / 130,408.28-195,589.30-59,314.31

Finding the Fourth Proportional to 130,408.28, 195,589.30 and 59,314.31

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Solution

The fourth proportional to 130,408.28, 195,589.30 and 59,314.31 is: 88,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,408.28 : 195,589.30 = 59,314.31 : x
  2. Step 2: Convert to fraction form
    130,408.28/195,589.30 = 59,314.31/x
  3. Step 3: Cross multiply
    130,408.28x = 195,589.30 × 59,314.31
  4. Step 4: Simplify right side
    130,408.28x = 11,601,244,372.88
  5. Step 5: Solve for x
    x = 11,601,244,372.88/130,408.28
  6. Step 6: Final answer
    x = 88,960.95

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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.