Finding the Fourth Proportional to 134,411.80, 201,727.05 and 130,037.80
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Solution
The fourth proportional to 134,411.80, 201,727.05 and 130,037.80 is: 195,162.49
Step by Step Solution
- Step 1: Write the proportion equation
134,411.80 : 201,727.05 = 130,037.80 : x - Step 2: Convert to fraction form
134,411.80/201,727.05 = 130,037.80/x - Step 3: Cross multiply
134,411.80x = 201,727.05 × 130,037.80 - Step 4: Simplify right side
134,411.80x = 26,232,141,782.49 - Step 5: Solve for x
x = 26,232,141,782.49/134,411.80 - Step 6: Final answer
x = 195,162.49
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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.