Home / 149,081.80-223,617.90-49,246.60

Finding the Fourth Proportional to 149,081.80, 223,617.90 and 49,246.60

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Solution

The fourth proportional to 149,081.80, 223,617.90 and 49,246.60 is: 73,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,081.80 : 223,617.90 = 49,246.60 : x
  2. Step 2: Convert to fraction form
    149,081.80/223,617.90 = 49,246.60/x
  3. Step 3: Cross multiply
    149,081.80x = 223,617.90 × 49,246.60
  4. Step 4: Simplify right side
    149,081.80x = 11,012,421,274.14
  5. Step 5: Solve for x
    x = 11,012,421,274.14/149,081.80
  6. Step 6: Final answer
    x = 73,868.31

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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.