Home / 197,345.30-295,968.69-77,426.62

Finding the Fourth Proportional to 197,345.30, 295,968.69 and 77,426.62

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Solution

The fourth proportional to 197,345.30, 295,968.69 and 77,426.62 is: 116,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,345.30 : 295,968.69 = 77,426.62 : x
  2. Step 2: Convert to fraction form
    197,345.30/295,968.69 = 77,426.62/x
  3. Step 3: Cross multiply
    197,345.30x = 295,968.69 × 77,426.62
  4. Step 4: Simplify right side
    197,345.30x = 22,915,855,292.53
  5. Step 5: Solve for x
    x = 22,915,855,292.53/197,345.30
  6. Step 6: Final answer
    x = 116,120.60

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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.