Finding the Fourth Proportional to 284,188.71, 425,997.95 and 97,072.23
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Solution
The fourth proportional to 284,188.71, 425,997.95 and 97,072.23 is: 145,510.95
Step by Step Solution
- Step 1: Write the proportion equation
284,188.71 : 425,997.95 = 97,072.23 : x - Step 2: Convert to fraction form
284,188.71/425,997.95 = 97,072.23/x - Step 3: Cross multiply
284,188.71x = 425,997.95 × 97,072.23 - Step 4: Simplify right side
284,188.71x = 41,352,570,496.57 - Step 5: Solve for x
x = 41,352,570,496.57/284,188.71 - Step 6: Final answer
x = 145,510.95
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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.