Home / 313,733.45-470,673.98-103,371.38

Finding the Fourth Proportional to 313,733.45, 470,673.98 and 103,371.38

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Solution

The fourth proportional to 313,733.45, 470,673.98 and 103,371.38 is: 155,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,733.45 : 470,673.98 = 103,371.38 : x
  2. Step 2: Convert to fraction form
    313,733.45/470,673.98 = 103,371.38/x
  3. Step 3: Cross multiply
    313,733.45x = 470,673.98 × 103,371.38
  4. Step 4: Simplify right side
    313,733.45x = 48,654,215,972.47
  5. Step 5: Solve for x
    x = 48,654,215,972.47/313,733.45
  6. Step 6: Final answer
    x = 155,081.38

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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.