Home / 197,054.38-295,678.16-122,154.69

Finding the Fourth Proportional to 197,054.38, 295,678.16 and 122,154.69

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Solution

The fourth proportional to 197,054.38, 295,678.16 and 122,154.69 is: 183,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,054.38 : 295,678.16 = 122,154.69 : x
  2. Step 2: Convert to fraction form
    197,054.38/295,678.16 = 122,154.69/x
  3. Step 3: Cross multiply
    197,054.38x = 295,678.16 × 122,154.69
  4. Step 4: Simplify right side
    197,054.38x = 36,118,473,974.57
  5. Step 5: Solve for x
    x = 36,118,473,974.57/197,054.38
  6. Step 6: Final answer
    x = 183,291.91

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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.