Finding the Fourth Proportional to 97,669.78, 146,265.74 and 88,203.48
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Solution
The fourth proportional to 97,669.78, 146,265.74 and 88,203.48 is: 132,089.45
Step by Step Solution
- Step 1: Write the proportion equation
97,669.78 : 146,265.74 = 88,203.48 : x - Step 2: Convert to fraction form
97,669.78/146,265.74 = 88,203.48/x - Step 3: Cross multiply
97,669.78x = 146,265.74 × 88,203.48 - Step 4: Simplify right side
97,669.78x = 12,901,147,272.78 - Step 5: Solve for x
x = 12,901,147,272.78/97,669.78 - Step 6: Final answer
x = 132,089.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.