Finding the Fourth Proportional to 97,881.97, 135,065.08 and 59,627.64
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Solution
The fourth proportional to 97,881.97, 135,065.08 and 59,627.64 is: 82,278.80
Step by Step Solution
- Step 1: Write the proportion equation
97,881.97 : 135,065.08 = 59,627.64 : x - Step 2: Convert to fraction form
97,881.97/135,065.08 = 59,627.64/x - Step 3: Cross multiply
97,881.97x = 135,065.08 × 59,627.64 - Step 4: Simplify right side
97,881.97x = 8,053,611,399.65 - Step 5: Solve for x
x = 8,053,611,399.65/97,881.97 - Step 6: Final answer
x = 82,278.80
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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.