Home / 104,422.10-156,633.15-30,550.10

Finding the Fourth Proportional to 104,422.10, 156,633.15 and 30,550.10

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Solution

The fourth proportional to 104,422.10, 156,633.15 and 30,550.10 is: 45,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,422.10 : 156,633.15 = 30,550.10 : x
  2. Step 2: Convert to fraction form
    104,422.10/156,633.15 = 30,550.10/x
  3. Step 3: Cross multiply
    104,422.10x = 156,633.15 × 30,550.10
  4. Step 4: Simplify right side
    104,422.10x = 4,785,158,395.82
  5. Step 5: Solve for x
    x = 4,785,158,395.82/104,422.10
  6. Step 6: Final answer
    x = 45,825.15

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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.