Finding the Fourth Proportional to 81,887.33, 122,830.99 and 22,723.02
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Solution
The fourth proportional to 81,887.33, 122,830.99 and 22,723.02 is: 34,084.53
Step by Step Solution
- Step 1: Write the proportion equation
81,887.33 : 122,830.99 = 22,723.02 : x - Step 2: Convert to fraction form
81,887.33/122,830.99 = 22,723.02/x - Step 3: Cross multiply
81,887.33x = 122,830.99 × 22,723.02 - Step 4: Simplify right side
81,887.33x = 2,791,090,610.18 - Step 5: Solve for x
x = 2,791,090,610.18/81,887.33 - Step 6: Final answer
x = 34,084.53
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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.