Finding the Fourth Proportional to 70,973.48, 106,285.26 and 44,612.84
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Solution
The fourth proportional to 70,973.48, 106,285.26 and 44,612.84 is: 66,809.28
Step by Step Solution
- Step 1: Write the proportion equation
70,973.48 : 106,285.26 = 44,612.84 : x - Step 2: Convert to fraction form
70,973.48/106,285.26 = 44,612.84/x - Step 3: Cross multiply
70,973.48x = 106,285.26 × 44,612.84 - Step 4: Simplify right side
70,973.48x = 4,741,687,298.74 - Step 5: Solve for x
x = 4,741,687,298.74/70,973.48 - Step 6: Final answer
x = 66,809.28
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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.