Finding the Fourth Proportional to 134,569.17, 201,855.29 and 57,621.79
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Solution
The fourth proportional to 134,569.17, 201,855.29 and 57,621.79 is: 86,433.34
Step by Step Solution
- Step 1: Write the proportion equation
134,569.17 : 201,855.29 = 57,621.79 : x - Step 2: Convert to fraction form
134,569.17/201,855.29 = 57,621.79/x - Step 3: Cross multiply
134,569.17x = 201,855.29 × 57,621.79 - Step 4: Simplify right side
134,569.17x = 11,631,263,130.77 - Step 5: Solve for x
x = 11,631,263,130.77/134,569.17 - Step 6: Final answer
x = 86,433.34
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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.