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Finding the Fourth Proportional to 228,114.87, 314,837.58 and 132,676.92

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Solution

The fourth proportional to 228,114.87, 314,837.58 and 132,676.92 is: 183,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,114.87 : 314,837.58 = 132,676.92 : x
  2. Step 2: Convert to fraction form
    228,114.87/314,837.58 = 132,676.92/x
  3. Step 3: Cross multiply
    228,114.87x = 314,837.58 × 132,676.92
  4. Step 4: Simplify right side
    228,114.87x = 41,771,680,414.65
  5. Step 5: Solve for x
    x = 41,771,680,414.65/228,114.87
  6. Step 6: Final answer
    x = 183,116.87

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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.