Home / 189,974.56-262,050.68-125,444.39

Finding the Fourth Proportional to 189,974.56, 262,050.68 and 125,444.39

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Solution

The fourth proportional to 189,974.56, 262,050.68 and 125,444.39 is: 173,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,974.56 : 262,050.68 = 125,444.39 : x
  2. Step 2: Convert to fraction form
    189,974.56/262,050.68 = 125,444.39/x
  3. Step 3: Cross multiply
    189,974.56x = 262,050.68 × 125,444.39
  4. Step 4: Simplify right side
    189,974.56x = 32,872,787,074.46
  5. Step 5: Solve for x
    x = 32,872,787,074.46/189,974.56
  6. Step 6: Final answer
    x = 173,037.84

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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.