Finding the Fourth Proportional to 88,126,683.96, 121,612,405.29 and 48,967,453.88
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Solution
The fourth proportional to 88,126,683.96, 121,612,405.29 and 48,967,453.88 is: 67,573,742.47
Step by Step Solution
- Step 1: Write the proportion equation
88,126,683.96 : 121,612,405.29 = 48,967,453.88 : x - Step 2: Convert to fraction form
88,126,683.96/121,612,405.29 = 48,967,453.88/x - Step 3: Cross multiply
88,126,683.96x = 121,612,405.29 × 48,967,453.88 - Step 4: Simplify right side
88,126,683.96x = 5,955,049,846,665,881 - Step 5: Solve for x
x = 5,955,049,846,665,881/88,126,683.96 - Step 6: Final answer
x = 67,573,742.47
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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.