Home / 149,021.90-223,532.85-132,692.30

Finding the Fourth Proportional to 149,021.90, 223,532.85 and 132,692.30

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Solution

The fourth proportional to 149,021.90, 223,532.85 and 132,692.30 is: 199,038.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,021.90 : 223,532.85 = 132,692.30 : x
  2. Step 2: Convert to fraction form
    149,021.90/223,532.85 = 132,692.30/x
  3. Step 3: Cross multiply
    149,021.90x = 223,532.85 × 132,692.30
  4. Step 4: Simplify right side
    149,021.90x = 29,661,087,992.06
  5. Step 5: Solve for x
    x = 29,661,087,992.06/149,021.90
  6. Step 6: Final answer
    x = 199,038.45

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1.5x scale

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.