Home / 123,152.22-184,727.23-38,912.38

Finding the Fourth Proportional to 123,152.22, 184,727.23 and 38,912.38

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Solution

The fourth proportional to 123,152.22, 184,727.23 and 38,912.38 is: 58,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,152.22 : 184,727.23 = 38,912.38 : x
  2. Step 2: Convert to fraction form
    123,152.22/184,727.23 = 38,912.38/x
  3. Step 3: Cross multiply
    123,152.22x = 184,727.23 × 38,912.38
  4. Step 4: Simplify right side
    123,152.22x = 7,188,176,170.11
  5. Step 5: Solve for x
    x = 7,188,176,170.11/123,152.22
  6. Step 6: Final answer
    x = 58,368.22

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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.