Finding the Fourth Proportional to 149,913.14, 224,902.11 and 56,418.62
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Solution
The fourth proportional to 149,913.14, 224,902.11 and 56,418.62 is: 84,640.12
Step by Step Solution
- Step 1: Write the proportion equation
149,913.14 : 224,902.11 = 56,418.62 : x - Step 2: Convert to fraction form
149,913.14/224,902.11 = 56,418.62/x - Step 3: Cross multiply
149,913.14x = 224,902.11 × 56,418.62 - Step 4: Simplify right side
149,913.14x = 12,688,666,681.29 - Step 5: Solve for x
x = 12,688,666,681.29/149,913.14 - Step 6: Final answer
x = 84,640.12
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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.