Finding the Fourth Proportional to 94,876.74, 142,148.95 and 84,580.02
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Solution
The fourth proportional to 94,876.74, 142,148.95 and 84,580.02 is: 126,721.90
Step by Step Solution
- Step 1: Write the proportion equation
94,876.74 : 142,148.95 = 84,580.02 : x - Step 2: Convert to fraction form
94,876.74/142,148.95 = 84,580.02/x - Step 3: Cross multiply
94,876.74x = 142,148.95 × 84,580.02 - Step 4: Simplify right side
94,876.74x = 12,022,960,822.53 - Step 5: Solve for x
x = 12,022,960,822.53/94,876.74 - Step 6: Final answer
x = 126,721.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.