Home / 97,237.40-145,845.30-79,676.60

Finding the Fourth Proportional to 97,237.40, 145,845.30 and 79,676.60

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Solution

The fourth proportional to 97,237.40, 145,845.30 and 79,676.60 is: 119,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,237.40 : 145,845.30 = 79,676.60 : x
  2. Step 2: Convert to fraction form
    97,237.40/145,845.30 = 79,676.60/x
  3. Step 3: Cross multiply
    97,237.40x = 145,845.30 × 79,676.60
  4. Step 4: Simplify right side
    97,237.40x = 11,620,457,629.98
  5. Step 5: Solve for x
    x = 11,620,457,629.98/97,237.40
  6. Step 6: Final answer
    x = 119,506.05

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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.