Home / 49,751.18-74,615.70-30,002.56

Finding the Fourth Proportional to 49,751.18, 74,615.70 and 30,002.56

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Solution

The fourth proportional to 49,751.18, 74,615.70 and 30,002.56 is: 44,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,751.18 : 74,615.70 = 30,002.56 : x
  2. Step 2: Convert to fraction form
    49,751.18/74,615.70 = 30,002.56/x
  3. Step 3: Cross multiply
    49,751.18x = 74,615.70 × 30,002.56
  4. Step 4: Simplify right side
    49,751.18x = 2,238,662,016.19
  5. Step 5: Solve for x
    x = 2,238,662,016.19/49,751.18
  6. Step 6: Final answer
    x = 44,997.16

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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.