Home / 74,849.78-103,290.08-44,619.50

Finding the Fourth Proportional to 74,849.78, 103,290.08 and 44,619.50

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Solution

The fourth proportional to 74,849.78, 103,290.08 and 44,619.50 is: 61,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,849.78 : 103,290.08 = 44,619.50 : x
  2. Step 2: Convert to fraction form
    74,849.78/103,290.08 = 44,619.50/x
  3. Step 3: Cross multiply
    74,849.78x = 103,290.08 × 44,619.50
  4. Step 4: Simplify right side
    74,849.78x = 4,608,751,724.56
  5. Step 5: Solve for x
    x = 4,608,751,724.56/74,849.78
  6. Step 6: Final answer
    x = 61,573.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.