Finding the Fourth Proportional to 70,967.49, 106,363.57 and 60,901.48
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Solution
The fourth proportional to 70,967.49, 106,363.57 and 60,901.48 is: 91,276.99
Step by Step Solution
- Step 1: Write the proportion equation
70,967.49 : 106,363.57 = 60,901.48 : x - Step 2: Convert to fraction form
70,967.49/106,363.57 = 60,901.48/x - Step 3: Cross multiply
70,967.49x = 106,363.57 × 60,901.48 - Step 4: Simplify right side
70,967.49x = 6,477,698,147.01 - Step 5: Solve for x
x = 6,477,698,147.01/70,967.49 - Step 6: Final answer
x = 91,276.99
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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.