Finding the Fourth Proportional to 182,487.24, 251,829.90 and 101,916.18
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Solution
The fourth proportional to 182,487.24, 251,829.90 and 101,916.18 is: 140,642.94
Step by Step Solution
- Step 1: Write the proportion equation
182,487.24 : 251,829.90 = 101,916.18 : x - Step 2: Convert to fraction form
182,487.24/251,829.90 = 101,916.18/x - Step 3: Cross multiply
182,487.24x = 251,829.90 × 101,916.18 - Step 4: Simplify right side
182,487.24x = 25,665,541,417.78 - Step 5: Solve for x
x = 25,665,541,417.78/182,487.24 - Step 6: Final answer
x = 140,642.94
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1.5x scale
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.