Home / 61,880.21-85,380.05-35,022.72

Finding the Fourth Proportional to 61,880.21, 85,380.05 and 35,022.72

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Solution

The fourth proportional to 61,880.21, 85,380.05 and 35,022.72 is: 48,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,880.21 : 85,380.05 = 35,022.72 : x
  2. Step 2: Convert to fraction form
    61,880.21/85,380.05 = 35,022.72/x
  3. Step 3: Cross multiply
    61,880.21x = 85,380.05 × 35,022.72
  4. Step 4: Simplify right side
    61,880.21x = 2,990,240,982.72
  5. Step 5: Solve for x
    x = 2,990,240,982.72/61,880.21
  6. Step 6: Final answer
    x = 48,323.06

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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.