Home / 52,091.44-78,055.08-40,274.05

Finding the Fourth Proportional to 52,091.44, 78,055.08 and 40,274.05

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Solution

The fourth proportional to 52,091.44, 78,055.08 and 40,274.05 is: 60,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,091.44 : 78,055.08 = 40,274.05 : x
  2. Step 2: Convert to fraction form
    52,091.44/78,055.08 = 40,274.05/x
  3. Step 3: Cross multiply
    52,091.44x = 78,055.08 × 40,274.05
  4. Step 4: Simplify right side
    52,091.44x = 3,143,594,194.67
  5. Step 5: Solve for x
    x = 3,143,594,194.67/52,091.44
  6. Step 6: Final answer
    x = 60,347.62

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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.