Finding the Fourth Proportional to 224,107.36, 309,254.16 and 123,506.08
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Solution
The fourth proportional to 224,107.36, 309,254.16 and 123,506.08 is: 170,430.68
Step by Step Solution
- Step 1: Write the proportion equation
224,107.36 : 309,254.16 = 123,506.08 : x - Step 2: Convert to fraction form
224,107.36/309,254.16 = 123,506.08/x - Step 3: Cross multiply
224,107.36x = 309,254.16 × 123,506.08 - Step 4: Simplify right side
224,107.36x = 38,194,769,025.29 - Step 5: Solve for x
x = 38,194,769,025.29/224,107.36 - Step 6: Final answer
x = 170,430.68
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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.