Finding the Fourth Proportional to 132,607.48, 198,752.99 and 92,408.71
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Solution
The fourth proportional to 132,607.48, 198,752.99 and 92,408.71 is: 138,502.80
Step by Step Solution
- Step 1: Write the proportion equation
132,607.48 : 198,752.99 = 92,408.71 : x - Step 2: Convert to fraction form
132,607.48/198,752.99 = 92,408.71/x - Step 3: Cross multiply
132,607.48x = 198,752.99 × 92,408.71 - Step 4: Simplify right side
132,607.48x = 18,366,506,420.78 - Step 5: Solve for x
x = 18,366,506,420.78/132,607.48 - Step 6: Final answer
x = 138,502.80
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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.