Finding the Fourth Proportional to 253,395.27, 380,060.10 and 84,875.99
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Solution
The fourth proportional to 253,395.27, 380,060.10 and 84,875.99 is: 127,302.99
Step by Step Solution
- Step 1: Write the proportion equation
253,395.27 : 380,060.10 = 84,875.99 : x - Step 2: Convert to fraction form
253,395.27/380,060.10 = 84,875.99/x - Step 3: Cross multiply
253,395.27x = 380,060.10 × 84,875.99 - Step 4: Simplify right side
253,395.27x = 32,257,975,346.70 - Step 5: Solve for x
x = 32,257,975,346.70/253,395.27 - Step 6: Final answer
x = 127,302.99
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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.