Home / 313,922.40-470,735.20-114,103.52

Finding the Fourth Proportional to 313,922.40, 470,735.20 and 114,103.52

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Solution

The fourth proportional to 313,922.40, 470,735.20 and 114,103.52 is: 171,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,922.40 : 470,735.20 = 114,103.52 : x
  2. Step 2: Convert to fraction form
    313,922.40/470,735.20 = 114,103.52/x
  3. Step 3: Cross multiply
    313,922.40x = 470,735.20 × 114,103.52
  4. Step 4: Simplify right side
    313,922.40x = 53,712,543,307.90
  5. Step 5: Solve for x
    x = 53,712,543,307.90/313,922.40
  6. Step 6: Final answer
    x = 171,101.34

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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.