Home / 370,321.26-555,395.22-104,107.20

Finding the Fourth Proportional to 370,321.26, 555,395.22 and 104,107.20

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Solution

The fourth proportional to 370,321.26, 555,395.22 and 104,107.20 is: 156,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,321.26 : 555,395.22 = 104,107.20 : x
  2. Step 2: Convert to fraction form
    370,321.26/555,395.22 = 104,107.20/x
  3. Step 3: Cross multiply
    370,321.26x = 555,395.22 × 104,107.20
  4. Step 4: Simplify right side
    370,321.26x = 57,820,641,247.58
  5. Step 5: Solve for x
    x = 57,820,641,247.58/370,321.26
  6. Step 6: Final answer
    x = 156,136.43

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1.5x scale

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.