Finding the Fourth Proportional to 223,495.19, 308,423.36 and 122,893.19
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Solution
The fourth proportional to 223,495.19, 308,423.36 and 122,893.19 is: 169,592.60
Step by Step Solution
- Step 1: Write the proportion equation
223,495.19 : 308,423.36 = 122,893.19 : x - Step 2: Convert to fraction form
223,495.19/308,423.36 = 122,893.19/x - Step 3: Cross multiply
223,495.19x = 308,423.36 × 122,893.19 - Step 4: Simplify right side
223,495.19x = 37,903,130,580.92 - Step 5: Solve for x
x = 37,903,130,580.92/223,495.19 - Step 6: Final answer
x = 169,592.60
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1.5x scale
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.