Home / 189,095.37-260,951.63-103,054.38

Finding the Fourth Proportional to 189,095.37, 260,951.63 and 103,054.38

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Solution

The fourth proportional to 189,095.37, 260,951.63 and 103,054.38 is: 142,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,095.37 : 260,951.63 = 103,054.38 : x
  2. Step 2: Convert to fraction form
    189,095.37/260,951.63 = 103,054.38/x
  3. Step 3: Cross multiply
    189,095.37x = 260,951.63 × 103,054.38
  4. Step 4: Simplify right side
    189,095.37x = 26,892,207,924.37
  5. Step 5: Solve for x
    x = 26,892,207,924.37/189,095.37
  6. Step 6: Final answer
    x = 142,215.05

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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.