Home / 149,112.60-223,604.10-49,234.20

Finding the Fourth Proportional to 149,112.60, 223,604.10 and 49,234.20

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Solution

The fourth proportional to 149,112.60, 223,604.10 and 49,234.20 is: 73,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,112.60 : 223,604.10 = 49,234.20 : x
  2. Step 2: Convert to fraction form
    149,112.60/223,604.10 = 49,234.20/x
  3. Step 3: Cross multiply
    149,112.60x = 223,604.10 × 49,234.20
  4. Step 4: Simplify right side
    149,112.60x = 11,008,968,980.22
  5. Step 5: Solve for x
    x = 11,008,968,980.22/149,112.60
  6. Step 6: Final answer
    x = 73,829.90

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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.