Finding the Fourth Proportional to 149,691.80, 224,537.70 and 96,547.70
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Solution
The fourth proportional to 149,691.80, 224,537.70 and 96,547.70 is: 144,821.55
Step by Step Solution
- Step 1: Write the proportion equation
149,691.80 : 224,537.70 = 96,547.70 : x - Step 2: Convert to fraction form
149,691.80/224,537.70 = 96,547.70/x - Step 3: Cross multiply
149,691.80x = 224,537.70 × 96,547.70 - Step 4: Simplify right side
149,691.80x = 21,678,598,498.29 - Step 5: Solve for x
x = 21,678,598,498.29/149,691.80 - Step 6: Final answer
x = 144,821.55
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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.