Home / 108,927.21-163,390.94-34,047.75

Finding the Fourth Proportional to 108,927.21, 163,390.94 and 34,047.75

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Solution

The fourth proportional to 108,927.21, 163,390.94 and 34,047.75 is: 51,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,927.21 : 163,390.94 = 34,047.75 : x
  2. Step 2: Convert to fraction form
    108,927.21/163,390.94 = 34,047.75/x
  3. Step 3: Cross multiply
    108,927.21x = 163,390.94 × 34,047.75
  4. Step 4: Simplify right side
    108,927.21x = 5,563,093,877.39
  5. Step 5: Solve for x
    x = 5,563,093,877.39/108,927.21
  6. Step 6: Final answer
    x = 51,071.66

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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.