Finding the Fourth Proportional to 134,874.05, 202,392.08 and 55,980.05
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Solution
The fourth proportional to 134,874.05, 202,392.08 and 55,980.05 is: 84,003.69
Step by Step Solution
- Step 1: Write the proportion equation
134,874.05 : 202,392.08 = 55,980.05 : x - Step 2: Convert to fraction form
134,874.05/202,392.08 = 55,980.05/x - Step 3: Cross multiply
134,874.05x = 202,392.08 × 55,980.05 - Step 4: Simplify right side
134,874.05x = 11,329,918,478.10 - Step 5: Solve for x
x = 11,329,918,478.10/134,874.05 - Step 6: Final answer
x = 84,003.69
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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.