Home / 73,048.36-109,572.54-23,128.60

Finding the Fourth Proportional to 73,048.36, 109,572.54 and 23,128.60

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Solution

The fourth proportional to 73,048.36, 109,572.54 and 23,128.60 is: 34,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,048.36 : 109,572.54 = 23,128.60 : x
  2. Step 2: Convert to fraction form
    73,048.36/109,572.54 = 23,128.60/x
  3. Step 3: Cross multiply
    73,048.36x = 109,572.54 × 23,128.60
  4. Step 4: Simplify right side
    73,048.36x = 2,534,259,448.64
  5. Step 5: Solve for x
    x = 2,534,259,448.64/73,048.36
  6. Step 6: Final answer
    x = 34,692.90

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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.