Finding the Fourth Proportional to 114,136.48, 157,512.65 and 62,457.05
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Solution
The fourth proportional to 114,136.48, 157,512.65 and 62,457.05 is: 86,193.09
Step by Step Solution
- Step 1: Write the proportion equation
114,136.48 : 157,512.65 = 62,457.05 : x - Step 2: Convert to fraction form
114,136.48/157,512.65 = 62,457.05/x - Step 3: Cross multiply
114,136.48x = 157,512.65 × 62,457.05 - Step 4: Simplify right side
114,136.48x = 9,837,775,456.68 - Step 5: Solve for x
x = 9,837,775,456.68/114,136.48 - Step 6: Final answer
x = 86,193.09
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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.