Finding the Fourth Proportional to 107,867.07, 148,852.49 and 62,546.96
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Solution
The fourth proportional to 107,867.07, 148,852.49 and 62,546.96 is: 86,312.45
Step by Step Solution
- Step 1: Write the proportion equation
107,867.07 : 148,852.49 = 62,546.96 : x - Step 2: Convert to fraction form
107,867.07/148,852.49 = 62,546.96/x - Step 3: Cross multiply
107,867.07x = 148,852.49 × 62,546.96 - Step 4: Simplify right side
107,867.07x = 9,310,270,737.93 - Step 5: Solve for x
x = 9,310,270,737.93/107,867.07 - Step 6: Final answer
x = 86,312.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.