Home / 149,048.06-223,594.23-49,218.78

Finding the Fourth Proportional to 149,048.06, 223,594.23 and 49,218.78

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Solution

The fourth proportional to 149,048.06, 223,594.23 and 49,218.78 is: 73,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,048.06 : 223,594.23 = 49,218.78 : x
  2. Step 2: Convert to fraction form
    149,048.06/223,594.23 = 49,218.78/x
  3. Step 3: Cross multiply
    149,048.06x = 223,594.23 × 49,218.78
  4. Step 4: Simplify right side
    149,048.06x = 11,005,035,215.64
  5. Step 5: Solve for x
    x = 11,005,035,215.64/149,048.06
  6. Step 6: Final answer
    x = 73,835.48

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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.