Finding the Fourth Proportional to 124,218.48, 186,270.24 and 39,962.96
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Solution
The fourth proportional to 124,218.48, 186,270.24 and 39,962.96 is: 59,925.95
Step by Step Solution
- Step 1: Write the proportion equation
124,218.48 : 186,270.24 = 39,962.96 : x - Step 2: Convert to fraction form
124,218.48/186,270.24 = 39,962.96/x - Step 3: Cross multiply
124,218.48x = 186,270.24 × 39,962.96 - Step 4: Simplify right side
124,218.48x = 7,443,910,150.31 - Step 5: Solve for x
x = 7,443,910,150.31/124,218.48 - Step 6: Final answer
x = 59,925.95
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1.5x scale
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.