Finding the Fourth Proportional to 75,305.06, 104,029.14 and 60,177.92
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Solution
The fourth proportional to 75,305.06, 104,029.14 and 60,177.92 is: 83,131.96
Step by Step Solution
- Step 1: Write the proportion equation
75,305.06 : 104,029.14 = 60,177.92 : x - Step 2: Convert to fraction form
75,305.06/104,029.14 = 60,177.92/x - Step 3: Cross multiply
75,305.06x = 104,029.14 × 60,177.92 - Step 4: Simplify right side
75,305.06x = 6,260,257,264.59 - Step 5: Solve for x
x = 6,260,257,264.59/75,305.06 - Step 6: Final answer
x = 83,131.96
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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.