Finding the Fourth Proportional to 79,996.68, 110,386.80 and 44,184.96
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Solution
The fourth proportional to 79,996.68, 110,386.80 and 44,184.96 is: 60,970.48
Step by Step Solution
- Step 1: Write the proportion equation
79,996.68 : 110,386.80 = 44,184.96 : x - Step 2: Convert to fraction form
79,996.68/110,386.80 = 44,184.96/x - Step 3: Cross multiply
79,996.68x = 110,386.80 × 44,184.96 - Step 4: Simplify right side
79,996.68x = 4,877,436,342.53 - Step 5: Solve for x
x = 4,877,436,342.53/79,996.68 - Step 6: Final answer
x = 60,970.48
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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.