Home / 111,410.40-167,079.15-41,280.60

Finding the Fourth Proportional to 111,410.40, 167,079.15 and 41,280.60

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Solution

The fourth proportional to 111,410.40, 167,079.15 and 41,280.60 is: 61,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,410.40 : 167,079.15 = 41,280.60 : x
  2. Step 2: Convert to fraction form
    111,410.40/167,079.15 = 41,280.60/x
  3. Step 3: Cross multiply
    111,410.40x = 167,079.15 × 41,280.60
  4. Step 4: Simplify right side
    111,410.40x = 6,897,127,559.49
  5. Step 5: Solve for x
    x = 6,897,127,559.49/111,410.40
  6. Step 6: Final answer
    x = 61,907.39

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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.