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Finding the Fourth Proportional to 228,058.64, 314,770.88 and 132,620.39

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Solution

The fourth proportional to 228,058.64, 314,770.88 and 132,620.39 is: 183,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,058.64 : 314,770.88 = 132,620.39 : x
  2. Step 2: Convert to fraction form
    228,058.64/314,770.88 = 132,620.39/x
  3. Step 3: Cross multiply
    228,058.64x = 314,770.88 × 132,620.39
  4. Step 4: Simplify right side
    228,058.64x = 41,745,036,804.33
  5. Step 5: Solve for x
    x = 41,745,036,804.33/228,058.64
  6. Step 6: Final answer
    x = 183,045.19

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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.