Finding the Fourth Proportional to 302,355.96, 453,402.96 and 91,944.96
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Solution
The fourth proportional to 302,355.96, 453,402.96 and 91,944.96 is: 137,877.61
Step by Step Solution
- Step 1: Write the proportion equation
302,355.96 : 453,402.96 = 91,944.96 : x - Step 2: Convert to fraction form
302,355.96/453,402.96 = 91,944.96/x - Step 3: Cross multiply
302,355.96x = 453,402.96 × 91,944.96 - Step 4: Simplify right side
302,355.96x = 41,688,117,021.08 - Step 5: Solve for x
x = 41,688,117,021.08/302,355.96 - Step 6: Final answer
x = 137,877.61
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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.