Home / 314,083.62-470,935.17-140,943.61

Finding the Fourth Proportional to 314,083.62, 470,935.17 and 140,943.61

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Solution

The fourth proportional to 314,083.62, 470,935.17 and 140,943.61 is: 211,330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,083.62 : 470,935.17 = 140,943.61 : x
  2. Step 2: Convert to fraction form
    314,083.62/470,935.17 = 140,943.61/x
  3. Step 3: Cross multiply
    314,083.62x = 470,935.17 × 140,943.61
  4. Step 4: Simplify right side
    314,083.62x = 66,375,299,876.37
  5. Step 5: Solve for x
    x = 66,375,299,876.37/314,083.62
  6. Step 6: Final answer
    x = 211,330.03

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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.