Finding the Fourth Proportional to 224,301.84, 309,532.68 and 122,328.12
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Solution
The fourth proportional to 224,301.84, 309,532.68 and 122,328.12 is: 168,810.70
Step by Step Solution
- Step 1: Write the proportion equation
224,301.84 : 309,532.68 = 122,328.12 : x - Step 2: Convert to fraction form
224,301.84/309,532.68 = 122,328.12/x - Step 3: Cross multiply
224,301.84x = 309,532.68 × 122,328.12 - Step 4: Simplify right side
224,301.84x = 37,864,550,822.96 - Step 5: Solve for x
x = 37,864,550,822.96/224,301.84 - Step 6: Final answer
x = 168,810.70
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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.