Finding the Fourth Proportional to 147,018.08, 202,883.84 and 79,950.08
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Solution
The fourth proportional to 147,018.08, 202,883.84 and 79,950.08 is: 110,330.51
Step by Step Solution
- Step 1: Write the proportion equation
147,018.08 : 202,883.84 = 79,950.08 : x - Step 2: Convert to fraction form
147,018.08/202,883.84 = 79,950.08/x - Step 3: Cross multiply
147,018.08x = 202,883.84 × 79,950.08 - Step 4: Simplify right side
147,018.08x = 16,220,579,238.71 - Step 5: Solve for x
x = 16,220,579,238.71/147,018.08 - Step 6: Final answer
x = 110,330.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.