Finding the Fourth Proportional to 134,455.23, 201,684.47 and 40,961.79
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Solution
The fourth proportional to 134,455.23, 201,684.47 and 40,961.79 is: 61,443.18
Step by Step Solution
- Step 1: Write the proportion equation
134,455.23 : 201,684.47 = 40,961.79 : x - Step 2: Convert to fraction form
134,455.23/201,684.47 = 40,961.79/x - Step 3: Cross multiply
134,455.23x = 201,684.47 × 40,961.79 - Step 4: Simplify right side
134,455.23x = 8,261,356,701.59 - Step 5: Solve for x
x = 8,261,356,701.59/134,455.23 - Step 6: Final answer
x = 61,443.18
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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.