Finding the Fourth Proportional to 102,318.18, 152,726.88 and 94,813.56
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Solution
The fourth proportional to 102,318.18, 152,726.88 and 94,813.56 is: 141,524.99
Step by Step Solution
- Step 1: Write the proportion equation
102,318.18 : 152,726.88 = 94,813.56 : x - Step 2: Convert to fraction form
102,318.18/152,726.88 = 94,813.56/x - Step 3: Cross multiply
102,318.18x = 152,726.88 × 94,813.56 - Step 4: Simplify right side
102,318.18x = 14,480,579,200.49 - Step 5: Solve for x
x = 14,480,579,200.49/102,318.18 - Step 6: Final answer
x = 141,524.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.