Finding the Fourth Proportional to 240,537.84, 360,700.12 and 128,197.11
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Solution
The fourth proportional to 240,537.84, 360,700.12 and 128,197.11 is: 192,238.84
Step by Step Solution
- Step 1: Write the proportion equation
240,537.84 : 360,700.12 = 128,197.11 : x - Step 2: Convert to fraction form
240,537.84/360,700.12 = 128,197.11/x - Step 3: Cross multiply
240,537.84x = 360,700.12 × 128,197.11 - Step 4: Simplify right side
240,537.84x = 46,240,714,473.53 - Step 5: Solve for x
x = 46,240,714,473.53/240,537.84 - Step 6: Final answer
x = 192,238.84
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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.