Home / 228,941.58-343,470.69-71,171.40

Finding the Fourth Proportional to 228,941.58, 343,470.69 and 71,171.40

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Solution

The fourth proportional to 228,941.58, 343,470.69 and 71,171.40 is: 106,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,941.58 : 343,470.69 = 71,171.40 : x
  2. Step 2: Convert to fraction form
    228,941.58/343,470.69 = 71,171.40/x
  3. Step 3: Cross multiply
    228,941.58x = 343,470.69 × 71,171.40
  4. Step 4: Simplify right side
    228,941.58x = 24,445,289,866.27
  5. Step 5: Solve for x
    x = 24,445,289,866.27/228,941.58
  6. Step 6: Final answer
    x = 106,775.23

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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.