Finding the Fourth Proportional to 134,569.18, 201,702.87 and 54,588.55
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Solution
The fourth proportional to 134,569.18, 201,702.87 and 54,588.55 is: 81,821.61
Step by Step Solution
- Step 1: Write the proportion equation
134,569.18 : 201,702.87 = 54,588.55 : x - Step 2: Convert to fraction form
134,569.18/201,702.87 = 54,588.55/x - Step 3: Cross multiply
134,569.18x = 201,702.87 × 54,588.55 - Step 4: Simplify right side
134,569.18x = 11,010,667,204.14 - Step 5: Solve for x
x = 11,010,667,204.14/134,569.18 - Step 6: Final answer
x = 81,821.61
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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.