Finding the Fourth Proportional to 163,136.84, 224,998.98 and 134,793.32
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Solution
The fourth proportional to 163,136.84, 224,998.98 and 134,793.32 is: 185,907.48
Step by Step Solution
- Step 1: Write the proportion equation
163,136.84 : 224,998.98 = 134,793.32 : x - Step 2: Convert to fraction form
163,136.84/224,998.98 = 134,793.32/x - Step 3: Cross multiply
163,136.84x = 224,998.98 × 134,793.32 - Step 4: Simplify right side
163,136.84x = 30,328,359,510.81 - Step 5: Solve for x
x = 30,328,359,510.81/163,136.84 - Step 6: Final answer
x = 185,907.48
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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.