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Finding the Fourth Proportional to 227,605.58, 314,048.81 and 130,790.73

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Solution

The fourth proportional to 227,605.58, 314,048.81 and 130,790.73 is: 180,464.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,605.58 : 314,048.81 = 130,790.73 : x
  2. Step 2: Convert to fraction form
    227,605.58/314,048.81 = 130,790.73/x
  3. Step 3: Cross multiply
    227,605.58x = 314,048.81 × 130,790.73
  4. Step 4: Simplify right side
    227,605.58x = 41,074,674,620.19
  5. Step 5: Solve for x
    x = 41,074,674,620.19/227,605.58
  6. Step 6: Final answer
    x = 180,464.27

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1.5x scale

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.