Finding the Fourth Proportional to 75,030.02, 112,512.20 and 35,598.38
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Solution
The fourth proportional to 75,030.02, 112,512.20 and 35,598.38 is: 53,381.99
Step by Step Solution
- Step 1: Write the proportion equation
75,030.02 : 112,512.20 = 35,598.38 : x - Step 2: Convert to fraction form
75,030.02/112,512.20 = 35,598.38/x - Step 3: Cross multiply
75,030.02x = 112,512.20 × 35,598.38 - Step 4: Simplify right side
75,030.02x = 4,005,252,050.24 - Step 5: Solve for x
x = 4,005,252,050.24/75,030.02 - Step 6: Final answer
x = 53,381.99
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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.