Finding the Fourth Proportional to 97,001.70, 133,880.76 and 60,719.97
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Solution
The fourth proportional to 97,001.70, 133,880.76 and 60,719.97 is: 83,805.09
Step by Step Solution
- Step 1: Write the proportion equation
97,001.70 : 133,880.76 = 60,719.97 : x - Step 2: Convert to fraction form
97,001.70/133,880.76 = 60,719.97/x - Step 3: Cross multiply
97,001.70x = 133,880.76 × 60,719.97 - Step 4: Simplify right side
97,001.70x = 8,129,235,730.78 - Step 5: Solve for x
x = 8,129,235,730.78/97,001.70 - Step 6: Final answer
x = 83,805.09
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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.