Finding the Fourth Proportional to 169,785.99, 254,675.98 and 68,581.55
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Solution
The fourth proportional to 169,785.99, 254,675.98 and 68,581.55 is: 102,871.12
Step by Step Solution
- Step 1: Write the proportion equation
169,785.99 : 254,675.98 = 68,581.55 : x - Step 2: Convert to fraction form
169,785.99/254,675.98 = 68,581.55/x - Step 3: Cross multiply
169,785.99x = 254,675.98 × 68,581.55 - Step 4: Simplify right side
169,785.99x = 17,466,074,178.59 - Step 5: Solve for x
x = 17,466,074,178.59/169,785.99 - Step 6: Final answer
x = 102,871.12
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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.