Home / 149,035.07-223,505.19-49,176.65

Finding the Fourth Proportional to 149,035.07, 223,505.19 and 49,176.65

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Solution

The fourth proportional to 149,035.07, 223,505.19 and 49,176.65 is: 73,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,035.07 : 223,505.19 = 49,176.65 : x
  2. Step 2: Convert to fraction form
    149,035.07/223,505.19 = 49,176.65/x
  3. Step 3: Cross multiply
    149,035.07x = 223,505.19 × 49,176.65
  4. Step 4: Simplify right side
    149,035.07x = 10,991,237,060.58
  5. Step 5: Solve for x
    x = 10,991,237,060.58/149,035.07
  6. Step 6: Final answer
    x = 73,749.33

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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.