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Finding the Fourth Proportional to 92,093.21, 127,088.45 and 51,807.01

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Solution

The fourth proportional to 92,093.21, 127,088.45 and 51,807.01 is: 71,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,093.21 : 127,088.45 = 51,807.01 : x
  2. Step 2: Convert to fraction form
    92,093.21/127,088.45 = 51,807.01/x
  3. Step 3: Cross multiply
    92,093.21x = 127,088.45 × 51,807.01
  4. Step 4: Simplify right side
    92,093.21x = 6,584,072,600.03
  5. Step 5: Solve for x
    x = 6,584,072,600.03/92,093.21
  6. Step 6: Final answer
    x = 71,493.57

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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.