Finding the Fourth Proportional to 96,597.81, 133,259.62 and 68,319.09
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Solution
The fourth proportional to 96,597.81, 133,259.62 and 68,319.09 is: 94,248.27
Step by Step Solution
- Step 1: Write the proportion equation
96,597.81 : 133,259.62 = 68,319.09 : x - Step 2: Convert to fraction form
96,597.81/133,259.62 = 68,319.09/x - Step 3: Cross multiply
96,597.81x = 133,259.62 × 68,319.09 - Step 4: Simplify right side
96,597.81x = 9,104,176,305.29 - Step 5: Solve for x
x = 9,104,176,305.29/96,597.81 - Step 6: Final answer
x = 94,248.27
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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.