Home / 149,190.57-223,405.70-144,758.25

Finding the Fourth Proportional to 149,190.57, 223,405.70 and 144,758.25

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Solution

The fourth proportional to 149,190.57, 223,405.70 and 144,758.25 is: 216,768.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,190.57 : 223,405.70 = 144,758.25 : x
  2. Step 2: Convert to fraction form
    149,190.57/223,405.70 = 144,758.25/x
  3. Step 3: Cross multiply
    149,190.57x = 223,405.70 × 144,758.25
  4. Step 4: Simplify right side
    149,190.57x = 32,339,817,448.23
  5. Step 5: Solve for x
    x = 32,339,817,448.23/149,190.57
  6. Step 6: Final answer
    x = 216,768.51

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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.