Home / 227,657.16-341,522.78-85,513.50

Finding the Fourth Proportional to 227,657.16, 341,522.78 and 85,513.50

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Solution

The fourth proportional to 227,657.16, 341,522.78 and 85,513.50 is: 128,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,657.16 : 341,522.78 = 85,513.50 : x
  2. Step 2: Convert to fraction form
    227,657.16/341,522.78 = 85,513.50/x
  3. Step 3: Cross multiply
    227,657.16x = 341,522.78 × 85,513.50
  4. Step 4: Simplify right side
    227,657.16x = 29,204,807,819.96
  5. Step 5: Solve for x
    x = 29,204,807,819.96/227,657.16
  6. Step 6: Final answer
    x = 128,284.16

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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.