Home / 55,734.20-83,598.12-40,756.64

Finding the Fourth Proportional to 55,734.20, 83,598.12 and 40,756.64

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Solution

The fourth proportional to 55,734.20, 83,598.12 and 40,756.64 is: 61,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,734.20 : 83,598.12 = 40,756.64 : x
  2. Step 2: Convert to fraction form
    55,734.20/83,598.12 = 40,756.64/x
  3. Step 3: Cross multiply
    55,734.20x = 83,598.12 × 40,756.64
  4. Step 4: Simplify right side
    55,734.20x = 3,407,178,481.52
  5. Step 5: Solve for x
    x = 3,407,178,481.52/55,734.20
  6. Step 6: Final answer
    x = 61,132.63

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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.