Home / 97,408.67-134,422.58-54,388.85

Finding the Fourth Proportional to 97,408.67, 134,422.58 and 54,388.85

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Solution

The fourth proportional to 97,408.67, 134,422.58 and 54,388.85 is: 75,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.67 : 134,422.58 = 54,388.85 : x
  2. Step 2: Convert to fraction form
    97,408.67/134,422.58 = 54,388.85/x
  3. Step 3: Cross multiply
    97,408.67x = 134,422.58 × 54,388.85
  4. Step 4: Simplify right side
    97,408.67x = 7,311,088,596.18
  5. Step 5: Solve for x
    x = 7,311,088,596.18/97,408.67
  6. Step 6: Final answer
    x = 75,055.83

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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.