Finding the Fourth Proportional to 187,753.56, 259,094.34 and 107,179.08
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Solution
The fourth proportional to 187,753.56, 259,094.34 and 107,179.08 is: 147,903.95
Step by Step Solution
- Step 1: Write the proportion equation
187,753.56 : 259,094.34 = 107,179.08 : x - Step 2: Convert to fraction form
187,753.56/259,094.34 = 107,179.08/x - Step 3: Cross multiply
187,753.56x = 259,094.34 × 107,179.08 - Step 4: Simplify right side
187,753.56x = 27,769,492,994.41 - Step 5: Solve for x
x = 27,769,492,994.41/187,753.56 - Step 6: Final answer
x = 147,903.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.