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Finding the Fourth Proportional to 73,196.88, 100,974.60 and 46,294.08

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Solution

The fourth proportional to 73,196.88, 100,974.60 and 46,294.08 is: 63,862.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,196.88 : 100,974.60 = 46,294.08 : x
  2. Step 2: Convert to fraction form
    73,196.88/100,974.60 = 46,294.08/x
  3. Step 3: Cross multiply
    73,196.88x = 100,974.60 × 46,294.08
  4. Step 4: Simplify right side
    73,196.88x = 4,674,526,210.37
  5. Step 5: Solve for x
    x = 4,674,526,210.37/73,196.88
  6. Step 6: Final answer
    x = 63,862.37

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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.