Finding the Fourth Proportional to 186,752.98, 280,211.69 and 97,985.08
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Solution
The fourth proportional to 186,752.98, 280,211.69 and 97,985.08 is: 147,020.76
Step by Step Solution
- Step 1: Write the proportion equation
186,752.98 : 280,211.69 = 97,985.08 : x - Step 2: Convert to fraction form
186,752.98/280,211.69 = 97,985.08/x - Step 3: Cross multiply
186,752.98x = 280,211.69 × 97,985.08 - Step 4: Simplify right side
186,752.98x = 27,456,564,861.59 - Step 5: Solve for x
x = 27,456,564,861.59/186,752.98 - Step 6: Final answer
x = 147,020.76
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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.