Home / 189,957.75-262,146.33-103,924.86

Finding the Fourth Proportional to 189,957.75, 262,146.33 and 103,924.86

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Solution

The fourth proportional to 189,957.75, 262,146.33 and 103,924.86 is: 143,418.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,957.75 : 262,146.33 = 103,924.86 : x
  2. Step 2: Convert to fraction form
    189,957.75/262,146.33 = 103,924.86/x
  3. Step 3: Cross multiply
    189,957.75x = 262,146.33 × 103,924.86
  4. Step 4: Simplify right side
    189,957.75x = 27,243,520,644.76
  5. Step 5: Solve for x
    x = 27,243,520,644.76/189,957.75
  6. Step 6: Final answer
    x = 143,418.84

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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.