Home / 123,072.32-184,617.36-44,187.20

Finding the Fourth Proportional to 123,072.32, 184,617.36 and 44,187.20

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Solution

The fourth proportional to 123,072.32, 184,617.36 and 44,187.20 is: 66,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,072.32 : 184,617.36 = 44,187.20 : x
  2. Step 2: Convert to fraction form
    123,072.32/184,617.36 = 44,187.20/x
  3. Step 3: Cross multiply
    123,072.32x = 184,617.36 × 44,187.20
  4. Step 4: Simplify right side
    123,072.32x = 8,157,724,209.79
  5. Step 5: Solve for x
    x = 8,157,724,209.79/123,072.32
  6. Step 6: Final answer
    x = 66,283.99

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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.