Finding the Fourth Proportional to 125,257.95, 187,550.67 and 97,969.68
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Solution
The fourth proportional to 125,257.95, 187,550.67 and 97,969.68 is: 146,691.52
Step by Step Solution
- Step 1: Write the proportion equation
125,257.95 : 187,550.67 = 97,969.68 : x - Step 2: Convert to fraction form
125,257.95/187,550.67 = 97,969.68/x - Step 3: Cross multiply
125,257.95x = 187,550.67 × 97,969.68 - Step 4: Simplify right side
125,257.95x = 18,374,279,123.69 - Step 5: Solve for x
x = 18,374,279,123.69/125,257.95 - Step 6: Final answer
x = 146,691.52
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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.