Finding the Fourth Proportional to 147,349.94, 221,068.04 and 47,508.12
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Solution
The fourth proportional to 147,349.94, 221,068.04 and 47,508.12 is: 71,276.09
Step by Step Solution
- Step 1: Write the proportion equation
147,349.94 : 221,068.04 = 47,508.12 : x - Step 2: Convert to fraction form
147,349.94/221,068.04 = 47,508.12/x - Step 3: Cross multiply
147,349.94x = 221,068.04 × 47,508.12 - Step 4: Simplify right side
147,349.94x = 10,502,526,734.94 - Step 5: Solve for x
x = 10,502,526,734.94/147,349.94 - Step 6: Final answer
x = 71,276.09
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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.