Home / 313,929.40-470,745.70-114,110.52

Finding the Fourth Proportional to 313,929.40, 470,745.70 and 114,110.52

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Solution

The fourth proportional to 313,929.40, 470,745.70 and 114,110.52 is: 171,111.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,929.40 : 470,745.70 = 114,110.52 : x
  2. Step 2: Convert to fraction form
    313,929.40/470,745.70 = 114,110.52/x
  3. Step 3: Cross multiply
    313,929.40x = 470,745.70 × 114,110.52
  4. Step 4: Simplify right side
    313,929.40x = 53,717,036,614.76
  5. Step 5: Solve for x
    x = 53,717,036,614.76/313,929.40
  6. Step 6: Final answer
    x = 171,111.84

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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.