Home / 97,408.32-134,417.13-54,391.86

Finding the Fourth Proportional to 97,408.32, 134,417.13 and 54,391.86

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Solution

The fourth proportional to 97,408.32, 134,417.13 and 54,391.86 is: 75,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.32 : 134,417.13 = 54,391.86 : x
  2. Step 2: Convert to fraction form
    97,408.32/134,417.13 = 54,391.86/x
  3. Step 3: Cross multiply
    97,408.32x = 134,417.13 × 54,391.86
  4. Step 4: Simplify right side
    97,408.32x = 7,311,197,716.56
  5. Step 5: Solve for x
    x = 7,311,197,716.56/97,408.32
  6. Step 6: Final answer
    x = 75,057.22

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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.