Finding the Fourth Proportional to 146,675.08, 202,411.86 and 79,607.08
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Solution
The fourth proportional to 146,675.08, 202,411.86 and 79,607.08 is: 109,857.91
Step by Step Solution
- Step 1: Write the proportion equation
146,675.08 : 202,411.86 = 79,607.08 : x - Step 2: Convert to fraction form
146,675.08/202,411.86 = 79,607.08/x - Step 3: Cross multiply
146,675.08x = 202,411.86 × 79,607.08 - Step 4: Simplify right side
146,675.08x = 16,113,417,131.97 - Step 5: Solve for x
x = 16,113,417,131.97/146,675.08 - Step 6: Final answer
x = 109,857.91
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1.5x scale
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.