Finding the Fourth Proportional to 243,980.19, 365,984.63 and 94,221.26
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Solution
The fourth proportional to 243,980.19, 365,984.63 and 94,221.26 is: 141,337.43
Step by Step Solution
- Step 1: Write the proportion equation
243,980.19 : 365,984.63 = 94,221.26 : x - Step 2: Convert to fraction form
243,980.19/365,984.63 = 94,221.26/x - Step 3: Cross multiply
243,980.19x = 365,984.63 × 94,221.26 - Step 4: Simplify right side
243,980.19x = 34,483,532,979.23 - Step 5: Solve for x
x = 34,483,532,979.23/243,980.19 - Step 6: Final answer
x = 141,337.43
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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.