Home / 73,260.74-109,886.85-28,273.29

Finding the Fourth Proportional to 73,260.74, 109,886.85 and 28,273.29

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Solution

The fourth proportional to 73,260.74, 109,886.85 and 28,273.29 is: 42,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,260.74 : 109,886.85 = 28,273.29 : x
  2. Step 2: Convert to fraction form
    73,260.74/109,886.85 = 28,273.29/x
  3. Step 3: Cross multiply
    73,260.74x = 109,886.85 × 28,273.29
  4. Step 4: Simplify right side
    73,260.74x = 3,106,863,295.34
  5. Step 5: Solve for x
    x = 3,106,863,295.34/73,260.74
  6. Step 6: Final answer
    x = 42,408.30

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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.