Home / 188,727.13-260,445.26-103,846.01

Finding the Fourth Proportional to 188,727.13, 260,445.26 and 103,846.01

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Solution

The fourth proportional to 188,727.13, 260,445.26 and 103,846.01 is: 143,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,727.13 : 260,445.26 = 103,846.01 : x
  2. Step 2: Convert to fraction form
    188,727.13/260,445.26 = 103,846.01/x
  3. Step 3: Cross multiply
    188,727.13x = 260,445.26 × 103,846.01
  4. Step 4: Simplify right side
    188,727.13x = 27,046,200,555.18
  5. Step 5: Solve for x
    x = 27,046,200,555.18/188,727.13
  6. Step 6: Final answer
    x = 143,308.50

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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.