Finding the Fourth Proportional to 96,444.21, 133,346.98 and 84,473.20
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Solution
The fourth proportional to 96,444.21, 133,346.98 and 84,473.20 is: 116,795.46
Step by Step Solution
- Step 1: Write the proportion equation
96,444.21 : 133,346.98 = 84,473.20 : x - Step 2: Convert to fraction form
96,444.21/133,346.98 = 84,473.20/x - Step 3: Cross multiply
96,444.21x = 133,346.98 × 84,473.20 - Step 4: Simplify right side
96,444.21x = 11,264,246,110.94 - Step 5: Solve for x
x = 11,264,246,110.94/96,444.21 - Step 6: Final answer
x = 116,795.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.