Finding the Fourth Proportional to 148,239.08, 204,570.00 and 80,256.05
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Solution
The fourth proportional to 148,239.08, 204,570.00 and 80,256.05 is: 110,753.38
Step by Step Solution
- Step 1: Write the proportion equation
148,239.08 : 204,570.00 = 80,256.05 : x - Step 2: Convert to fraction form
148,239.08/204,570.00 = 80,256.05/x - Step 3: Cross multiply
148,239.08x = 204,570.00 × 80,256.05 - Step 4: Simplify right side
148,239.08x = 16,417,979,747.22 - Step 5: Solve for x
x = 16,417,979,747.22/148,239.08 - Step 6: Final answer
x = 110,753.38
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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.