Home / 149,395.90-223,698.36-123,217.51

Finding the Fourth Proportional to 149,395.90, 223,698.36 and 123,217.51

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Solution

The fourth proportional to 149,395.90, 223,698.36 and 123,217.51 is: 184,500.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,395.90 : 223,698.36 = 123,217.51 : x
  2. Step 2: Convert to fraction form
    149,395.90/223,698.36 = 123,217.51/x
  3. Step 3: Cross multiply
    149,395.90x = 223,698.36 × 123,217.51
  4. Step 4: Simplify right side
    149,395.90x = 27,563,554,910.28
  5. Step 5: Solve for x
    x = 27,563,554,910.28/149,395.90
  6. Step 6: Final answer
    x = 184,500.08

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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.