Finding the Fourth Proportional to 219,040.84, 302,250.99 and 123,549.13
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Solution
The fourth proportional to 219,040.84, 302,250.99 and 123,549.13 is: 170,483.49
Step by Step Solution
- Step 1: Write the proportion equation
219,040.84 : 302,250.99 = 123,549.13 : x - Step 2: Convert to fraction form
219,040.84/302,250.99 = 123,549.13/x - Step 3: Cross multiply
219,040.84x = 302,250.99 × 123,549.13 - Step 4: Simplify right side
219,040.84x = 37,342,846,856.14 - Step 5: Solve for x
x = 37,342,846,856.14/219,040.84 - Step 6: Final answer
x = 170,483.49
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1.5x scale
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.