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Finding the Fourth Proportional to 227,625.52, 314,154.84 and 127,030

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Solution

The fourth proportional to 227,625.52, 314,154.84 and 127,030 is: 175,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,625.52 : 314,154.84 = 127,030 : x
  2. Step 2: Convert to fraction form
    227,625.52/314,154.84 = 127,030/x
  3. Step 3: Cross multiply
    227,625.52x = 314,154.84 × 127,030
  4. Step 4: Simplify right side
    227,625.52x = 39,907,089,325.20
  5. Step 5: Solve for x
    x = 39,907,089,325.20/227,625.52
  6. Step 6: Final answer
    x = 175,319.05

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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.