Home / 115,607.81-173,420.22-49,040.39

Finding the Fourth Proportional to 115,607.81, 173,420.22 and 49,040.39

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Solution

The fourth proportional to 115,607.81, 173,420.22 and 49,040.39 is: 73,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,607.81 : 173,420.22 = 49,040.39 : x
  2. Step 2: Convert to fraction form
    115,607.81/173,420.22 = 49,040.39/x
  3. Step 3: Cross multiply
    115,607.81x = 173,420.22 × 49,040.39
  4. Step 4: Simplify right side
    115,607.81x = 8,504,594,355.58
  5. Step 5: Solve for x
    x = 8,504,594,355.58/115,607.81
  6. Step 6: Final answer
    x = 73,564.19

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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.