Finding the Fourth Proportional to 180,189.84, 248,668.98 and 119,656.10
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Solution
The fourth proportional to 180,189.84, 248,668.98 and 119,656.10 is: 165,130.07
Step by Step Solution
- Step 1: Write the proportion equation
180,189.84 : 248,668.98 = 119,656.10 : x - Step 2: Convert to fraction form
180,189.84/248,668.98 = 119,656.10/x - Step 3: Cross multiply
180,189.84x = 248,668.98 × 119,656.10 - Step 4: Simplify right side
180,189.84x = 29,754,760,337.78 - Step 5: Solve for x
x = 29,754,760,337.78/180,189.84 - Step 6: Final answer
x = 165,130.07
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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.