Home / 188,727.38-260,445.60-103,846.26

Finding the Fourth Proportional to 188,727.38, 260,445.60 and 103,846.26

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Solution

The fourth proportional to 188,727.38, 260,445.60 and 103,846.26 is: 143,308.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,727.38 : 260,445.60 = 103,846.26 : x
  2. Step 2: Convert to fraction form
    188,727.38/260,445.60 = 103,846.26/x
  3. Step 3: Cross multiply
    188,727.38x = 260,445.60 × 103,846.26
  4. Step 4: Simplify right side
    188,727.38x = 27,046,301,493.46
  5. Step 5: Solve for x
    x = 27,046,301,493.46/188,727.38
  6. Step 6: Final answer
    x = 143,308.84

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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.