Finding the Fourth Proportional to 108,430.93, 162,615.19 and 37,350.70
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Solution
The fourth proportional to 108,430.93, 162,615.19 and 37,350.70 is: 56,015.30
Step by Step Solution
- Step 1: Write the proportion equation
108,430.93 : 162,615.19 = 37,350.70 : x - Step 2: Convert to fraction form
108,430.93/162,615.19 = 37,350.70/x - Step 3: Cross multiply
108,430.93x = 162,615.19 × 37,350.70 - Step 4: Simplify right side
108,430.93x = 6,073,791,177.13 - Step 5: Solve for x
x = 6,073,791,177.13/108,430.93 - Step 6: Final answer
x = 56,015.30
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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.