Finding the Fourth Proportional to 107,169.96, 147,903.44 and 59,438.68
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Solution
The fourth proportional to 107,169.96, 147,903.44 and 59,438.68 is: 82,030.31
Step by Step Solution
- Step 1: Write the proportion equation
107,169.96 : 147,903.44 = 59,438.68 : x - Step 2: Convert to fraction form
107,169.96/147,903.44 = 59,438.68/x - Step 3: Cross multiply
107,169.96x = 147,903.44 × 59,438.68 - Step 4: Simplify right side
107,169.96x = 8,791,185,241.06 - Step 5: Solve for x
x = 8,791,185,241.06/107,169.96 - Step 6: Final answer
x = 82,030.31
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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.