Home / 109,220.64-163,852.83-34,359.63

Finding the Fourth Proportional to 109,220.64, 163,852.83 and 34,359.63

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Solution

The fourth proportional to 109,220.64, 163,852.83 and 34,359.63 is: 51,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,220.64 : 163,852.83 = 34,359.63 : x
  2. Step 2: Convert to fraction form
    109,220.64/163,852.83 = 34,359.63/x
  3. Step 3: Cross multiply
    109,220.64x = 163,852.83 × 34,359.63
  4. Step 4: Simplify right side
    109,220.64x = 5,629,922,613.25
  5. Step 5: Solve for x
    x = 5,629,922,613.25/109,220.64
  6. Step 6: Final answer
    x = 51,546.33

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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.