Finding the Fourth Proportional to 110,355.11, 165,386.86 and 40,166.99
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Solution
The fourth proportional to 110,355.11, 165,386.86 and 40,166.99 is: 60,197.41
Step by Step Solution
- Step 1: Write the proportion equation
110,355.11 : 165,386.86 = 40,166.99 : x - Step 2: Convert to fraction form
110,355.11/165,386.86 = 40,166.99/x - Step 3: Cross multiply
110,355.11x = 165,386.86 × 40,166.99 - Step 4: Simplify right side
110,355.11x = 6,643,092,270.54 - Step 5: Solve for x
x = 6,643,092,270.54/110,355.11 - Step 6: Final answer
x = 60,197.41
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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.