Finding the Fourth Proportional to 134,037.80, 201,056.70 and 35,541.80
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Solution
The fourth proportional to 134,037.80, 201,056.70 and 35,541.80 is: 53,312.70
Step by Step Solution
- Step 1: Write the proportion equation
134,037.80 : 201,056.70 = 35,541.80 : x - Step 2: Convert to fraction form
134,037.80/201,056.70 = 35,541.80/x - Step 3: Cross multiply
134,037.80x = 201,056.70 × 35,541.80 - Step 4: Simplify right side
134,037.80x = 7,145,917,020.06 - Step 5: Solve for x
x = 7,145,917,020.06/134,037.80 - Step 6: Final answer
x = 53,312.70
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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.