Finding the Fourth Proportional to 72,629.10, 108,652.05 and 62,876.70
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Solution
The fourth proportional to 72,629.10, 108,652.05 and 62,876.70 is: 94,062.61
Step by Step Solution
- Step 1: Write the proportion equation
72,629.10 : 108,652.05 = 62,876.70 : x - Step 2: Convert to fraction form
72,629.10/108,652.05 = 62,876.70/x - Step 3: Cross multiply
72,629.10x = 108,652.05 × 62,876.70 - Step 4: Simplify right side
72,629.10x = 6,831,682,352.24 - Step 5: Solve for x
x = 6,831,682,352.24/72,629.10 - Step 6: Final answer
x = 94,062.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.