Finding the Fourth Proportional to 153,649.08, 230,473.62 and 48,478.68
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Solution
The fourth proportional to 153,649.08, 230,473.62 and 48,478.68 is: 72,718.02
Step by Step Solution
- Step 1: Write the proportion equation
153,649.08 : 230,473.62 = 48,478.68 : x - Step 2: Convert to fraction form
153,649.08/230,473.62 = 48,478.68/x - Step 3: Cross multiply
153,649.08x = 230,473.62 × 48,478.68 - Step 4: Simplify right side
153,649.08x = 11,173,056,872.42 - Step 5: Solve for x
x = 11,173,056,872.42/153,649.08 - Step 6: Final answer
x = 72,718.02
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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.