Finding the Fourth Proportional to 67,737.98, 101,569.95 and 53,787.62
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Solution
The fourth proportional to 67,737.98, 101,569.95 and 53,787.62 is: 80,652.03
Step by Step Solution
- Step 1: Write the proportion equation
67,737.98 : 101,569.95 = 53,787.62 : x - Step 2: Convert to fraction form
67,737.98/101,569.95 = 53,787.62/x - Step 3: Cross multiply
67,737.98x = 101,569.95 × 53,787.62 - Step 4: Simplify right side
67,737.98x = 5,463,205,366.17 - Step 5: Solve for x
x = 5,463,205,366.17/67,737.98 - Step 6: Final answer
x = 80,652.03
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1.5x scale
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.