Finding the Fourth Proportional to 187,776, 259,130.88 and 108,288
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Solution
The fourth proportional to 187,776, 259,130.88 and 108,288 is: 149,437.44
Step by Step Solution
- Step 1: Write the proportion equation
187,776 : 259,130.88 = 108,288 : x - Step 2: Convert to fraction form
187,776/259,130.88 = 108,288/x - Step 3: Cross multiply
187,776x = 259,130.88 × 108,288 - Step 4: Simplify right side
187,776x = 28,060,764,733.44 - Step 5: Solve for x
x = 28,060,764,733.44/187,776 - Step 6: Final answer
x = 149,437.44
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.