Finding the Fourth Proportional to 151,737.02, 209,397.11 and 83,754.02
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Solution
The fourth proportional to 151,737.02, 209,397.11 and 83,754.02 is: 115,580.55
Step by Step Solution
- Step 1: Write the proportion equation
151,737.02 : 209,397.11 = 83,754.02 : x - Step 2: Convert to fraction form
151,737.02/209,397.11 = 83,754.02/x - Step 3: Cross multiply
151,737.02x = 209,397.11 × 83,754.02 - Step 4: Simplify right side
151,737.02x = 17,537,848,482.51 - Step 5: Solve for x
x = 17,537,848,482.51/151,737.02 - Step 6: Final answer
x = 115,580.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.