Finding the Fourth Proportional to 75,516.64, 113,267.68 and 22,926.58
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Solution
The fourth proportional to 75,516.64, 113,267.68 and 22,926.58 is: 34,387.66
Step by Step Solution
- Step 1: Write the proportion equation
75,516.64 : 113,267.68 = 22,926.58 : x - Step 2: Convert to fraction form
75,516.64/113,267.68 = 22,926.58/x - Step 3: Cross multiply
75,516.64x = 113,267.68 × 22,926.58 - Step 4: Simplify right side
75,516.64x = 2,596,840,526.93 - Step 5: Solve for x
x = 2,596,840,526.93/75,516.64 - Step 6: Final answer
x = 34,387.66
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1.5x scale
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.