Home / 149,140.36-223,745.56-49,300.55

Finding the Fourth Proportional to 149,140.36, 223,745.56 and 49,300.55

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Solution

The fourth proportional to 149,140.36, 223,745.56 and 49,300.55 is: 73,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,140.36 : 223,745.56 = 49,300.55 : x
  2. Step 2: Convert to fraction form
    149,140.36/223,745.56 = 49,300.55/x
  3. Step 3: Cross multiply
    149,140.36x = 223,745.56 × 49,300.55
  4. Step 4: Simplify right side
    149,140.36x = 11,030,777,926.08
  5. Step 5: Solve for x
    x = 11,030,777,926.08/149,140.36
  6. Step 6: Final answer
    x = 73,962.39

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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.