Finding the Fourth Proportional to 187,758.08, 259,105.08 and 101,718.74
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Solution
The fourth proportional to 187,758.08, 259,105.08 and 101,718.74 is: 140,371.28
Step by Step Solution
- Step 1: Write the proportion equation
187,758.08 : 259,105.08 = 101,718.74 : x - Step 2: Convert to fraction form
187,758.08/259,105.08 = 101,718.74/x - Step 3: Cross multiply
187,758.08x = 259,105.08 × 101,718.74 - Step 4: Simplify right side
187,758.08x = 26,355,842,265.20 - Step 5: Solve for x
x = 26,355,842,265.20/187,758.08 - Step 6: Final answer
x = 140,371.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.