Finding the Fourth Proportional to 170,537.76, 235,363.50 and 97,963.38
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Solution
The fourth proportional to 170,537.76, 235,363.50 and 97,963.38 is: 135,201.75
Step by Step Solution
- Step 1: Write the proportion equation
170,537.76 : 235,363.50 = 97,963.38 : x - Step 2: Convert to fraction form
170,537.76/235,363.50 = 97,963.38/x - Step 3: Cross multiply
170,537.76x = 235,363.50 × 97,963.38 - Step 4: Simplify right side
170,537.76x = 23,057,003,988.63 - Step 5: Solve for x
x = 23,057,003,988.63/170,537.76 - Step 6: Final answer
x = 135,201.75
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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.