Home / 97,880.20-146,676.18-43,779.28

Finding the Fourth Proportional to 97,880.20, 146,676.18 and 43,779.28

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Solution

The fourth proportional to 97,880.20, 146,676.18 and 43,779.28 is: 65,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,880.20 : 146,676.18 = 43,779.28 : x
  2. Step 2: Convert to fraction form
    97,880.20/146,676.18 = 43,779.28/x
  3. Step 3: Cross multiply
    97,880.20x = 146,676.18 × 43,779.28
  4. Step 4: Simplify right side
    97,880.20x = 6,421,377,553.55
  5. Step 5: Solve for x
    x = 6,421,377,553.55/97,880.20
  6. Step 6: Final answer
    x = 65,604.46

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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.