Finding the Fourth Proportional to 93,142.68, 139,715.33 and 26,582.82
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Solution
The fourth proportional to 93,142.68, 139,715.33 and 26,582.82 is: 39,874.60
Step by Step Solution
- Step 1: Write the proportion equation
93,142.68 : 139,715.33 = 26,582.82 : x - Step 2: Convert to fraction form
93,142.68/139,715.33 = 26,582.82/x - Step 3: Cross multiply
93,142.68x = 139,715.33 × 26,582.82 - Step 4: Simplify right side
93,142.68x = 3,714,027,468.63 - Step 5: Solve for x
x = 3,714,027,468.63/93,142.68 - Step 6: Final answer
x = 39,874.60
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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.