Finding the Fourth Proportional to 110,623.93, 165,935.99 and 47,403.06
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Solution
The fourth proportional to 110,623.93, 165,935.99 and 47,403.06 is: 71,104.63
Step by Step Solution
- Step 1: Write the proportion equation
110,623.93 : 165,935.99 = 47,403.06 : x - Step 2: Convert to fraction form
110,623.93/165,935.99 = 47,403.06/x - Step 3: Cross multiply
110,623.93x = 165,935.99 × 47,403.06 - Step 4: Simplify right side
110,623.93x = 7,865,873,690.13 - Step 5: Solve for x
x = 7,865,873,690.13/110,623.93 - Step 6: Final answer
x = 71,104.63
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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.