Finding the Fourth Proportional to 98,287.14, 147,440.28 and 39,108.98
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Solution
The fourth proportional to 98,287.14, 147,440.28 and 39,108.98 is: 58,667.28
Step by Step Solution
- Step 1: Write the proportion equation
98,287.14 : 147,440.28 = 39,108.98 : x - Step 2: Convert to fraction form
98,287.14/147,440.28 = 39,108.98/x - Step 3: Cross multiply
98,287.14x = 147,440.28 × 39,108.98 - Step 4: Simplify right side
98,287.14x = 5,766,238,961.71 - Step 5: Solve for x
x = 5,766,238,961.71/98,287.14 - Step 6: Final answer
x = 58,667.28
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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.