Finding the Fourth Proportional to 80,293.98, 110,805.47 and 44,483.99
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Solution
The fourth proportional to 80,293.98, 110,805.47 and 44,483.99 is: 61,387.77
Step by Step Solution
- Step 1: Write the proportion equation
80,293.98 : 110,805.47 = 44,483.99 : x - Step 2: Convert to fraction form
80,293.98/110,805.47 = 44,483.99/x - Step 3: Cross multiply
80,293.98x = 110,805.47 × 44,483.99 - Step 4: Simplify right side
80,293.98x = 4,929,068,809.79 - Step 5: Solve for x
x = 4,929,068,809.79/80,293.98 - Step 6: Final answer
x = 61,387.77
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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.