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Finding the Fourth Proportional to 227,555.84, 341,079.42 and 85,264.22

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Solution

The fourth proportional to 227,555.84, 341,079.42 and 85,264.22 is: 127,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,555.84 : 341,079.42 = 85,264.22 : x
  2. Step 2: Convert to fraction form
    227,555.84/341,079.42 = 85,264.22/x
  3. Step 3: Cross multiply
    227,555.84x = 341,079.42 × 85,264.22
  4. Step 4: Simplify right side
    227,555.84x = 29,081,870,704.35
  5. Step 5: Solve for x
    x = 29,081,870,704.35/227,555.84
  6. Step 6: Final answer
    x = 127,801.03

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1.5x scale

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.