Finding the Fourth Proportional to 156,737.24, 235,145.64 and 72,558.13
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Solution
The fourth proportional to 156,737.24, 235,145.64 and 72,558.13 is: 108,855.61
Step by Step Solution
- Step 1: Write the proportion equation
156,737.24 : 235,145.64 = 72,558.13 : x - Step 2: Convert to fraction form
156,737.24/235,145.64 = 72,558.13/x - Step 3: Cross multiply
156,737.24x = 235,145.64 × 72,558.13 - Step 4: Simplify right side
156,737.24x = 17,061,727,916.05 - Step 5: Solve for x
x = 17,061,727,916.05/156,737.24 - Step 6: Final answer
x = 108,855.61
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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.