Finding the Fourth Proportional to 96,447.54, 144,612.99 and 65,188.02
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Solution
The fourth proportional to 96,447.54, 144,612.99 and 65,188.02 is: 97,742.61
Step by Step Solution
- Step 1: Write the proportion equation
96,447.54 : 144,612.99 = 65,188.02 : x - Step 2: Convert to fraction form
96,447.54/144,612.99 = 65,188.02/x - Step 3: Cross multiply
96,447.54x = 144,612.99 × 65,188.02 - Step 4: Simplify right side
96,447.54x = 9,427,034,484.38 - Step 5: Solve for x
x = 9,427,034,484.38/96,447.54 - Step 6: Final answer
x = 97,742.61
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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.