Finding the Fourth Proportional to 107,866.07, 148,851.11 and 62,545.96
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Solution
The fourth proportional to 107,866.07, 148,851.11 and 62,545.96 is: 86,311.07
Step by Step Solution
- Step 1: Write the proportion equation
107,866.07 : 148,851.11 = 62,545.96 : x - Step 2: Convert to fraction form
107,866.07/148,851.11 = 62,545.96/x - Step 3: Cross multiply
107,866.07x = 148,851.11 × 62,545.96 - Step 4: Simplify right side
107,866.07x = 9,310,035,572.02 - Step 5: Solve for x
x = 9,310,035,572.02/107,866.07 - Step 6: Final answer
x = 86,311.07
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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.