Home / 42,620.20-63,930.30-41,526.70

Finding the Fourth Proportional to 42,620.20, 63,930.30 and 41,526.70

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Solution

The fourth proportional to 42,620.20, 63,930.30 and 41,526.70 is: 62,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,620.20 : 63,930.30 = 41,526.70 : x
  2. Step 2: Convert to fraction form
    42,620.20/63,930.30 = 41,526.70/x
  3. Step 3: Cross multiply
    42,620.20x = 63,930.30 × 41,526.70
  4. Step 4: Simplify right side
    42,620.20x = 2,654,814,389.01
  5. Step 5: Solve for x
    x = 2,654,814,389.01/42,620.20
  6. Step 6: Final answer
    x = 62,290.05

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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.