Home / 149,493.54-224,295-69,569.64

Finding the Fourth Proportional to 149,493.54, 224,295 and 69,569.64

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Solution

The fourth proportional to 149,493.54, 224,295 and 69,569.64 is: 104,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,493.54 : 224,295 = 69,569.64 : x
  2. Step 2: Convert to fraction form
    149,493.54/224,295 = 69,569.64/x
  3. Step 3: Cross multiply
    149,493.54x = 224,295 × 69,569.64
  4. Step 4: Simplify right side
    149,493.54x = 15,604,122,403.80
  5. Step 5: Solve for x
    x = 15,604,122,403.80/149,493.54
  6. Step 6: Final answer
    x = 104,379.91

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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.