Home / 74,246.28-102,450.09-41,985.33

Finding the Fourth Proportional to 74,246.28, 102,450.09 and 41,985.33

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Solution

The fourth proportional to 74,246.28, 102,450.09 and 41,985.33 is: 57,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,246.28 : 102,450.09 = 41,985.33 : x
  2. Step 2: Convert to fraction form
    74,246.28/102,450.09 = 41,985.33/x
  3. Step 3: Cross multiply
    74,246.28x = 102,450.09 × 41,985.33
  4. Step 4: Simplify right side
    74,246.28x = 4,301,400,837.18
  5. Step 5: Solve for x
    x = 4,301,400,837.18/74,246.28
  6. Step 6: Final answer
    x = 57,934.23

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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.