Finding the Fourth Proportional to 177,688.68, 245,210.82 and 97,117.17
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Solution
The fourth proportional to 177,688.68, 245,210.82 and 97,117.17 is: 134,021.94
Step by Step Solution
- Step 1: Write the proportion equation
177,688.68 : 245,210.82 = 97,117.17 : x - Step 2: Convert to fraction form
177,688.68/245,210.82 = 97,117.17/x - Step 3: Cross multiply
177,688.68x = 245,210.82 × 97,117.17 - Step 4: Simplify right side
177,688.68x = 23,814,180,891.78 - Step 5: Solve for x
x = 23,814,180,891.78/177,688.68 - Step 6: Final answer
x = 134,021.94
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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.