Home / 189,068.04-260,919.48-104,190.60

Finding the Fourth Proportional to 189,068.04, 260,919.48 and 104,190.60

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Solution

The fourth proportional to 189,068.04, 260,919.48 and 104,190.60 is: 143,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,068.04 : 260,919.48 = 104,190.60 : x
  2. Step 2: Convert to fraction form
    189,068.04/260,919.48 = 104,190.60/x
  3. Step 3: Cross multiply
    189,068.04x = 260,919.48 × 104,190.60
  4. Step 4: Simplify right side
    189,068.04x = 27,185,357,172.89
  5. Step 5: Solve for x
    x = 27,185,357,172.89/189,068.04
  6. Step 6: Final answer
    x = 143,786.11

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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.