Finding the Fourth Proportional to 75,990.58, 113,952.69 and 29,210.50
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Solution
The fourth proportional to 75,990.58, 113,952.69 and 29,210.50 is: 43,803.00
Step by Step Solution
- Step 1: Write the proportion equation
75,990.58 : 113,952.69 = 29,210.50 : x - Step 2: Convert to fraction form
75,990.58/113,952.69 = 29,210.50/x - Step 3: Cross multiply
75,990.58x = 113,952.69 × 29,210.50 - Step 4: Simplify right side
75,990.58x = 3,328,615,051.25 - Step 5: Solve for x
x = 3,328,615,051.25/75,990.58 - Step 6: Final answer
x = 43,803.00
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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.