Finding the Fourth Proportional to 186,754.98, 280,214.70 and 97,987.08
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Solution
The fourth proportional to 186,754.98, 280,214.70 and 97,987.08 is: 147,023.76
Step by Step Solution
- Step 1: Write the proportion equation
186,754.98 : 280,214.70 = 97,987.08 : x - Step 2: Convert to fraction form
186,754.98/280,214.70 = 97,987.08/x - Step 3: Cross multiply
186,754.98x = 280,214.70 × 97,987.08 - Step 4: Simplify right side
186,754.98x = 27,457,420,226.08 - Step 5: Solve for x
x = 27,457,420,226.08/186,754.98 - Step 6: Final answer
x = 147,023.76
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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.