Home / 149,452.56-223,929.66-122,880.51

Finding the Fourth Proportional to 149,452.56, 223,929.66 and 122,880.51

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Solution

The fourth proportional to 149,452.56, 223,929.66 and 122,880.51 is: 184,115.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,452.56 : 223,929.66 = 122,880.51 : x
  2. Step 2: Convert to fraction form
    149,452.56/223,929.66 = 122,880.51/x
  3. Step 3: Cross multiply
    149,452.56x = 223,929.66 × 122,880.51
  4. Step 4: Simplify right side
    149,452.56x = 27,516,590,824.93
  5. Step 5: Solve for x
    x = 27,516,590,824.93/149,452.56
  6. Step 6: Final answer
    x = 184,115.89

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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.