Finding the Fourth Proportional to 163,035.48, 224,893.40 and 102,510.20
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Solution
The fourth proportional to 163,035.48, 224,893.40 and 102,510.20 is: 141,403.99
Step by Step Solution
- Step 1: Write the proportion equation
163,035.48 : 224,893.40 = 102,510.20 : x - Step 2: Convert to fraction form
163,035.48/224,893.40 = 102,510.20/x - Step 3: Cross multiply
163,035.48x = 224,893.40 × 102,510.20 - Step 4: Simplify right side
163,035.48x = 23,053,867,412.68 - Step 5: Solve for x
x = 23,053,867,412.68/163,035.48 - Step 6: Final answer
x = 141,403.99
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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.