Finding the Fourth Proportional to 87,725,201.92, 121,060,807.92 and 48,035,242.96
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Solution
The fourth proportional to 87,725,201.92, 121,060,807.92 and 48,035,242.96 is: 66,288,651.31
Step by Step Solution
- Step 1: Write the proportion equation
87,725,201.92 : 121,060,807.92 = 48,035,242.96 : x - Step 2: Convert to fraction form
87,725,201.92/121,060,807.92 = 48,035,242.96/x - Step 3: Cross multiply
87,725,201.92x = 121,060,807.92 × 48,035,242.96 - Step 4: Simplify right side
87,725,201.92x = 5,815,185,321,371,092 - Step 5: Solve for x
x = 5,815,185,321,371,092/87,725,201.92 - Step 6: Final answer
x = 66,288,651.31
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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.