Finding the Fourth Proportional to 147,899.18, 221,836.26 and 63,655.94
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Solution
The fourth proportional to 147,899.18, 221,836.26 and 63,655.94 is: 95,478.53
Step by Step Solution
- Step 1: Write the proportion equation
147,899.18 : 221,836.26 = 63,655.94 : x - Step 2: Convert to fraction form
147,899.18/221,836.26 = 63,655.94/x - Step 3: Cross multiply
147,899.18x = 221,836.26 × 63,655.94 - Step 4: Simplify right side
147,899.18x = 14,121,195,656.38 - Step 5: Solve for x
x = 14,121,195,656.38/147,899.18 - Step 6: Final answer
x = 95,478.53
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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.