Home / 103,773.22-155,681.70-33,647.06

Finding the Fourth Proportional to 103,773.22, 155,681.70 and 33,647.06

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Solution

The fourth proportional to 103,773.22, 155,681.70 and 33,647.06 is: 50,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,773.22 : 155,681.70 = 33,647.06 : x
  2. Step 2: Convert to fraction form
    103,773.22/155,681.70 = 33,647.06/x
  3. Step 3: Cross multiply
    103,773.22x = 155,681.70 × 33,647.06
  4. Step 4: Simplify right side
    103,773.22x = 5,238,231,763.83
  5. Step 5: Solve for x
    x = 5,238,231,763.83/103,773.22
  6. Step 6: Final answer
    x = 50,477.68

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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.