Home / 49,902.10-74,743.80-26,501.20

Finding the Fourth Proportional to 49,902.10, 74,743.80 and 26,501.20

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Solution

The fourth proportional to 49,902.10, 74,743.80 and 26,501.20 is: 39,693.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,902.10 : 74,743.80 = 26,501.20 : x
  2. Step 2: Convert to fraction form
    49,902.10/74,743.80 = 26,501.20/x
  3. Step 3: Cross multiply
    49,902.10x = 74,743.80 × 26,501.20
  4. Step 4: Simplify right side
    49,902.10x = 1,980,800,392.56
  5. Step 5: Solve for x
    x = 1,980,800,392.56/49,902.10
  6. Step 6: Final answer
    x = 39,693.73

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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.