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Finding the Fourth Proportional to 85,333.01, 127,927.22 and 35,381.93

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Solution

The fourth proportional to 85,333.01, 127,927.22 and 35,381.93 is: 53,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,333.01 : 127,927.22 = 35,381.93 : x
  2. Step 2: Convert to fraction form
    85,333.01/127,927.22 = 35,381.93/x
  3. Step 3: Cross multiply
    85,333.01x = 127,927.22 × 35,381.93
  4. Step 4: Simplify right side
    85,333.01x = 4,526,311,126.59
  5. Step 5: Solve for x
    x = 4,526,311,126.59/85,333.01
  6. Step 6: Final answer
    x = 53,042.91

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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.