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Finding the Fourth Proportional to 227,914.40, 341,871.60 and 157,055.60

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Solution

The fourth proportional to 227,914.40, 341,871.60 and 157,055.60 is: 235,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,914.40 : 341,871.60 = 157,055.60 : x
  2. Step 2: Convert to fraction form
    227,914.40/341,871.60 = 157,055.60/x
  3. Step 3: Cross multiply
    227,914.40x = 341,871.60 × 157,055.60
  4. Step 4: Simplify right side
    227,914.40x = 53,692,849,260.96
  5. Step 5: Solve for x
    x = 53,692,849,260.96/227,914.40
  6. Step 6: Final answer
    x = 235,583.40

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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.