Finding the Fourth Proportional to 153,118.40, 229,677.09 and 39,266.09
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Solution
The fourth proportional to 153,118.40, 229,677.09 and 39,266.09 is: 58,899.00
Step by Step Solution
- Step 1: Write the proportion equation
153,118.40 : 229,677.09 = 39,266.09 : x - Step 2: Convert to fraction form
153,118.40/229,677.09 = 39,266.09/x - Step 3: Cross multiply
153,118.40x = 229,677.09 × 39,266.09 - Step 4: Simplify right side
153,118.40x = 9,018,520,999.78 - Step 5: Solve for x
x = 9,018,520,999.78/153,118.40 - Step 6: Final answer
x = 58,899.00
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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.