Home / 97,408.80-146,228.40-96,717.60

Finding the Fourth Proportional to 97,408.80, 146,228.40 and 96,717.60

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Solution

The fourth proportional to 97,408.80, 146,228.40 and 96,717.60 is: 145,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.80 : 146,228.40 = 96,717.60 : x
  2. Step 2: Convert to fraction form
    97,408.80/146,228.40 = 96,717.60/x
  3. Step 3: Cross multiply
    97,408.80x = 146,228.40 × 96,717.60
  4. Step 4: Simplify right side
    97,408.80x = 14,142,859,899.84
  5. Step 5: Solve for x
    x = 14,142,859,899.84/97,408.80
  6. Step 6: Final answer
    x = 145,190.78

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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.