Home / 136,797.04-188,858.44-104,276.34

Finding the Fourth Proportional to 136,797.04, 188,858.44 and 104,276.34

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Solution

The fourth proportional to 136,797.04, 188,858.44 and 104,276.34 is: 143,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,797.04 : 188,858.44 = 104,276.34 : x
  2. Step 2: Convert to fraction form
    136,797.04/188,858.44 = 104,276.34/x
  3. Step 3: Cross multiply
    136,797.04x = 188,858.44 × 104,276.34
  4. Step 4: Simplify right side
    136,797.04x = 19,693,466,901.31
  5. Step 5: Solve for x
    x = 19,693,466,901.31/136,797.04
  6. Step 6: Final answer
    x = 143,961.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.