Finding the Fourth Proportional to 183,911.54, 253,827.99 and 153,235.95
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Solution
The fourth proportional to 183,911.54, 253,827.99 and 153,235.95 is: 211,490.67
Step by Step Solution
- Step 1: Write the proportion equation
183,911.54 : 253,827.99 = 153,235.95 : x - Step 2: Convert to fraction form
183,911.54/253,827.99 = 153,235.95/x - Step 3: Cross multiply
183,911.54x = 253,827.99 × 153,235.95 - Step 4: Simplify right side
183,911.54x = 38,895,573,184.24 - Step 5: Solve for x
x = 38,895,573,184.24/183,911.54 - Step 6: Final answer
x = 211,490.67
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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.