Finding the Fourth Proportional to 134,559.67, 201,688.64 and 54,579.05
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Solution
The fourth proportional to 134,559.67, 201,688.64 and 54,579.05 is: 81,807.38
Step by Step Solution
- Step 1: Write the proportion equation
134,559.67 : 201,688.64 = 54,579.05 : x - Step 2: Convert to fraction form
134,559.67/201,688.64 = 54,579.05/x - Step 3: Cross multiply
134,559.67x = 201,688.64 × 54,579.05 - Step 4: Simplify right side
134,559.67x = 11,007,974,094.10 - Step 5: Solve for x
x = 11,007,974,094.10/134,559.67 - Step 6: Final answer
x = 81,807.38
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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.