Finding the Fourth Proportional to 132,354.40, 198,246.48 and 62,128.48
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Solution
The fourth proportional to 132,354.40, 198,246.48 and 62,128.48 is: 93,058.88
Step by Step Solution
- Step 1: Write the proportion equation
132,354.40 : 198,246.48 = 62,128.48 : x - Step 2: Convert to fraction form
132,354.40/198,246.48 = 62,128.48/x - Step 3: Cross multiply
132,354.40x = 198,246.48 × 62,128.48 - Step 4: Simplify right side
132,354.40x = 12,316,752,467.75 - Step 5: Solve for x
x = 12,316,752,467.75/132,354.40 - Step 6: Final answer
x = 93,058.88
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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.