Home / 188,889.04-260,672.61-104,009.14

Finding the Fourth Proportional to 188,889.04, 260,672.61 and 104,009.14

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Solution

The fourth proportional to 188,889.04, 260,672.61 and 104,009.14 is: 143,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,889.04 : 260,672.61 = 104,009.14 : x
  2. Step 2: Convert to fraction form
    188,889.04/260,672.61 = 104,009.14/x
  3. Step 3: Cross multiply
    188,889.04x = 260,672.61 × 104,009.14
  4. Step 4: Simplify right side
    188,889.04x = 27,112,333,987.66
  5. Step 5: Solve for x
    x = 27,112,333,987.66/188,889.04
  6. Step 6: Final answer
    x = 143,535.77

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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.