Finding the Fourth Proportional to 163,472.22, 245,201.66 and 56,880.58
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Solution
The fourth proportional to 163,472.22, 245,201.66 and 56,880.58 is: 85,318.55
Step by Step Solution
- Step 1: Write the proportion equation
163,472.22 : 245,201.66 = 56,880.58 : x - Step 2: Convert to fraction form
163,472.22/245,201.66 = 56,880.58/x - Step 3: Cross multiply
163,472.22x = 245,201.66 × 56,880.58 - Step 4: Simplify right side
163,472.22x = 13,947,212,637.76 - Step 5: Solve for x
x = 13,947,212,637.76/163,472.22 - Step 6: Final answer
x = 85,318.55
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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.