Home / 72,271.14-108,361.11-34,840.62

Finding the Fourth Proportional to 72,271.14, 108,361.11 and 34,840.62

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Solution

The fourth proportional to 72,271.14, 108,361.11 and 34,840.62 is: 52,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,271.14 : 108,361.11 = 34,840.62 : x
  2. Step 2: Convert to fraction form
    72,271.14/108,361.11 = 34,840.62/x
  3. Step 3: Cross multiply
    72,271.14x = 108,361.11 × 34,840.62
  4. Step 4: Simplify right side
    72,271.14x = 3,775,368,256.29
  5. Step 5: Solve for x
    x = 3,775,368,256.29/72,271.14
  6. Step 6: Final answer
    x = 52,238.95

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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.