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Finding the Fourth Proportional to 227,894.67, 314,555.91 and 131,109.60

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Solution

The fourth proportional to 227,894.67, 314,555.91 and 131,109.60 is: 180,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,894.67 : 314,555.91 = 131,109.60 : x
  2. Step 2: Convert to fraction form
    227,894.67/314,555.91 = 131,109.60/x
  3. Step 3: Cross multiply
    227,894.67x = 314,555.91 × 131,109.60
  4. Step 4: Simplify right side
    227,894.67x = 41,241,299,537.74
  5. Step 5: Solve for x
    x = 41,241,299,537.74/227,894.67
  6. Step 6: Final answer
    x = 180,966.49

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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.