Finding the Fourth Proportional to 316,069.99, 436,092.52 and 180,101.02
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Solution
The fourth proportional to 316,069.99, 436,092.52 and 180,101.02 is: 248,491.51
Step by Step Solution
- Step 1: Write the proportion equation
316,069.99 : 436,092.52 = 180,101.02 : x - Step 2: Convert to fraction form
316,069.99/436,092.52 = 180,101.02/x - Step 3: Cross multiply
316,069.99x = 436,092.52 × 180,101.02 - Step 4: Simplify right side
316,069.99x = 78,540,707,666.37 - Step 5: Solve for x
x = 78,540,707,666.37/316,069.99 - Step 6: Final answer
x = 248,491.51
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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.