Home / 142,964.09-214,383.83-48,176.60

Finding the Fourth Proportional to 142,964.09, 214,383.83 and 48,176.60

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Solution

The fourth proportional to 142,964.09, 214,383.83 and 48,176.60 is: 72,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,964.09 : 214,383.83 = 48,176.60 : x
  2. Step 2: Convert to fraction form
    142,964.09/214,383.83 = 48,176.60/x
  3. Step 3: Cross multiply
    142,964.09x = 214,383.83 × 48,176.60
  4. Step 4: Simplify right side
    142,964.09x = 10,328,284,319.45
  5. Step 5: Solve for x
    x = 10,328,284,319.45/142,964.09
  6. Step 6: Final answer
    x = 72,243.91

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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.