Home / 103,676.03-155,521.10-35,259.72

Finding the Fourth Proportional to 103,676.03, 155,521.10 and 35,259.72

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Solution

The fourth proportional to 103,676.03, 155,521.10 and 35,259.72 is: 52,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.03 : 155,521.10 = 35,259.72 : x
  2. Step 2: Convert to fraction form
    103,676.03/155,521.10 = 35,259.72/x
  3. Step 3: Cross multiply
    103,676.03x = 155,521.10 × 35,259.72
  4. Step 4: Simplify right side
    103,676.03x = 5,483,630,440.09
  5. Step 5: Solve for x
    x = 5,483,630,440.09/103,676.03
  6. Step 6: Final answer
    x = 52,891.98

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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.