Finding the Fourth Proportional to 177,721.07, 245,271.84 and 97,160.49
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Solution
The fourth proportional to 177,721.07, 245,271.84 and 97,160.49 is: 134,090.64
Step by Step Solution
- Step 1: Write the proportion equation
177,721.07 : 245,271.84 = 97,160.49 : x - Step 2: Convert to fraction form
177,721.07/245,271.84 = 97,160.49/x - Step 3: Cross multiply
177,721.07x = 245,271.84 × 97,160.49 - Step 4: Simplify right side
177,721.07x = 23,830,732,157.60 - Step 5: Solve for x
x = 23,830,732,157.60/177,721.07 - Step 6: Final answer
x = 134,090.64
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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.