Finding the Fourth Proportional to 75,056.13, 112,623.12 and 32,965.83
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Solution
The fourth proportional to 75,056.13, 112,623.12 and 32,965.83 is: 49,465.84
Step by Step Solution
- Step 1: Write the proportion equation
75,056.13 : 112,623.12 = 32,965.83 : x - Step 2: Convert to fraction form
75,056.13/112,623.12 = 32,965.83/x - Step 3: Cross multiply
75,056.13x = 112,623.12 × 32,965.83 - Step 4: Simplify right side
75,056.13x = 3,712,714,627.99 - Step 5: Solve for x
x = 3,712,714,627.99/75,056.13 - Step 6: Final answer
x = 49,465.84
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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.