Home / 103,570.13-155,342.23-41,284.37

Finding the Fourth Proportional to 103,570.13, 155,342.23 and 41,284.37

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Solution

The fourth proportional to 103,570.13, 155,342.23 and 41,284.37 is: 61,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,570.13 : 155,342.23 = 41,284.37 : x
  2. Step 2: Convert to fraction form
    103,570.13/155,342.23 = 41,284.37/x
  3. Step 3: Cross multiply
    103,570.13x = 155,342.23 × 41,284.37
  4. Step 4: Simplify right side
    103,570.13x = 6,413,206,099.95
  5. Step 5: Solve for x
    x = 6,413,206,099.95/103,570.13
  6. Step 6: Final answer
    x = 61,921.39

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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.