Finding the Fourth Proportional to 153,800.91, 230,699.98 and 48,619.91
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Solution
The fourth proportional to 153,800.91, 230,699.98 and 48,619.91 is: 72,929.43
Step by Step Solution
- Step 1: Write the proportion equation
153,800.91 : 230,699.98 = 48,619.91 : x - Step 2: Convert to fraction form
153,800.91/230,699.98 = 48,619.91/x - Step 3: Cross multiply
153,800.91x = 230,699.98 × 48,619.91 - Step 4: Simplify right side
153,800.91x = 11,216,612,902.13 - Step 5: Solve for x
x = 11,216,612,902.13/153,800.91 - Step 6: Final answer
x = 72,929.43
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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.