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Finding the Fourth Proportional to 226,955.76, 340,484.69 and 69,200.16

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Solution

The fourth proportional to 226,955.76, 340,484.69 and 69,200.16 is: 103,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,955.76 : 340,484.69 = 69,200.16 : x
  2. Step 2: Convert to fraction form
    226,955.76/340,484.69 = 69,200.16/x
  3. Step 3: Cross multiply
    226,955.76x = 340,484.69 × 69,200.16
  4. Step 4: Simplify right side
    226,955.76x = 23,561,595,025.55
  5. Step 5: Solve for x
    x = 23,561,595,025.55/226,955.76
  6. Step 6: Final answer
    x = 103,815.81

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1.5x scale

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.