Home / 230,868.20-346,269.90-73,112.60

Finding the Fourth Proportional to 230,868.20, 346,269.90 and 73,112.60

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Solution

The fourth proportional to 230,868.20, 346,269.90 and 73,112.60 is: 109,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,868.20 : 346,269.90 = 73,112.60 : x
  2. Step 2: Convert to fraction form
    230,868.20/346,269.90 = 73,112.60/x
  3. Step 3: Cross multiply
    230,868.20x = 346,269.90 × 73,112.60
  4. Step 4: Simplify right side
    230,868.20x = 25,316,692,690.74
  5. Step 5: Solve for x
    x = 25,316,692,690.74/230,868.20
  6. Step 6: Final answer
    x = 109,658.64

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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.