Home / 55,622.22-76,697.18-42,847.03

Finding the Fourth Proportional to 55,622.22, 76,697.18 and 42,847.03

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Solution

The fourth proportional to 55,622.22, 76,697.18 and 42,847.03 is: 59,081.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.22 : 76,697.18 = 42,847.03 : x
  2. Step 2: Convert to fraction form
    55,622.22/76,697.18 = 42,847.03/x
  3. Step 3: Cross multiply
    55,622.22x = 76,697.18 × 42,847.03
  4. Step 4: Simplify right side
    55,622.22x = 3,286,246,158.14
  5. Step 5: Solve for x
    x = 3,286,246,158.14/55,622.22
  6. Step 6: Final answer
    x = 59,081.54

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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.