Home / 189,087.82-260,946.66-104,210.35

Finding the Fourth Proportional to 189,087.82, 260,946.66 and 104,210.35

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Solution

The fourth proportional to 189,087.82, 260,946.66 and 104,210.35 is: 143,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,087.82 : 260,946.66 = 104,210.35 : x
  2. Step 2: Convert to fraction form
    189,087.82/260,946.66 = 104,210.35/x
  3. Step 3: Cross multiply
    189,087.82x = 260,946.66 × 104,210.35
  4. Step 4: Simplify right side
    189,087.82x = 27,193,342,769.93
  5. Step 5: Solve for x
    x = 27,193,342,769.93/189,087.82
  6. Step 6: Final answer
    x = 143,813.30

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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.