Finding the Fourth Proportional to 155,754.48, 214,941.28 and 84,134.50
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Solution
The fourth proportional to 155,754.48, 214,941.28 and 84,134.50 is: 116,105.66
Step by Step Solution
- Step 1: Write the proportion equation
155,754.48 : 214,941.28 = 84,134.50 : x - Step 2: Convert to fraction form
155,754.48/214,941.28 = 84,134.50/x - Step 3: Cross multiply
155,754.48x = 214,941.28 × 84,134.50 - Step 4: Simplify right side
155,754.48x = 18,083,977,122.16 - Step 5: Solve for x
x = 18,083,977,122.16/155,754.48 - Step 6: Final answer
x = 116,105.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.