Home / 97,408.85-146,135.41-30,853.13

Finding the Fourth Proportional to 97,408.85, 146,135.41 and 30,853.13

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Solution

The fourth proportional to 97,408.85, 146,135.41 and 30,853.13 is: 46,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.85 : 146,135.41 = 30,853.13 : x
  2. Step 2: Convert to fraction form
    97,408.85/146,135.41 = 30,853.13/x
  3. Step 3: Cross multiply
    97,408.85x = 146,135.41 × 30,853.13
  4. Step 4: Simplify right side
    97,408.85x = 4,508,733,994.52
  5. Step 5: Solve for x
    x = 4,508,733,994.52/97,408.85
  6. Step 6: Final answer
    x = 46,286.70

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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.