Finding the Fourth Proportional to 73,363.75, 101,241.98 and 39,829.75
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Solution
The fourth proportional to 73,363.75, 101,241.98 and 39,829.75 is: 54,965.06
Step by Step Solution
- Step 1: Write the proportion equation
73,363.75 : 101,241.98 = 39,829.75 : x - Step 2: Convert to fraction form
73,363.75/101,241.98 = 39,829.75/x - Step 3: Cross multiply
73,363.75x = 101,241.98 × 39,829.75 - Step 4: Simplify right side
73,363.75x = 4,032,442,752.91 - Step 5: Solve for x
x = 4,032,442,752.91/73,363.75 - Step 6: Final answer
x = 54,965.06
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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.