Finding the Fourth Proportional to 224,246.08, 309,381.96 and 143,718.02
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Solution
The fourth proportional to 224,246.08, 309,381.96 and 143,718.02 is: 198,281.11
Step by Step Solution
- Step 1: Write the proportion equation
224,246.08 : 309,381.96 = 143,718.02 : x - Step 2: Convert to fraction form
224,246.08/309,381.96 = 143,718.02/x - Step 3: Cross multiply
224,246.08x = 309,381.96 × 143,718.02 - Step 4: Simplify right side
224,246.08x = 44,463,762,714.92 - Step 5: Solve for x
x = 44,463,762,714.92/224,246.08 - Step 6: Final answer
x = 198,281.11
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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.