Home / 197,106.39-295,870.05-84,842.19

Finding the Fourth Proportional to 197,106.39, 295,870.05 and 84,842.19

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Solution

The fourth proportional to 197,106.39, 295,870.05 and 84,842.19 is: 127,353.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,106.39 : 295,870.05 = 84,842.19 : x
  2. Step 2: Convert to fraction form
    197,106.39/295,870.05 = 84,842.19/x
  3. Step 3: Cross multiply
    197,106.39x = 295,870.05 × 84,842.19
  4. Step 4: Simplify right side
    197,106.39x = 25,102,262,997.41
  5. Step 5: Solve for x
    x = 25,102,262,997.41/197,106.39
  6. Step 6: Final answer
    x = 127,353.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.