Home / 119,260.02-178,888.78-30,512.82

Finding the Fourth Proportional to 119,260.02, 178,888.78 and 30,512.82

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Solution

The fourth proportional to 119,260.02, 178,888.78 and 30,512.82 is: 45,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,260.02 : 178,888.78 = 30,512.82 : x
  2. Step 2: Convert to fraction form
    119,260.02/178,888.78 = 30,512.82/x
  3. Step 3: Cross multiply
    119,260.02x = 178,888.78 × 30,512.82
  4. Step 4: Simplify right side
    119,260.02x = 5,458,401,144.16
  5. Step 5: Solve for x
    x = 5,458,401,144.16/119,260.02
  6. Step 6: Final answer
    x = 45,768.91

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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.