Finding the Fourth Proportional to 134,153.38, 201,259.11 and 40,666.18
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Solution
The fourth proportional to 134,153.38, 201,259.11 and 40,666.18 is: 61,008.07
Step by Step Solution
- Step 1: Write the proportion equation
134,153.38 : 201,259.11 = 40,666.18 : x - Step 2: Convert to fraction form
134,153.38/201,259.11 = 40,666.18/x - Step 3: Cross multiply
134,153.38x = 201,259.11 × 40,666.18 - Step 4: Simplify right side
134,153.38x = 8,184,439,193.90 - Step 5: Solve for x
x = 8,184,439,193.90/134,153.38 - Step 6: Final answer
x = 61,008.07
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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.