Finding the Fourth Proportional to 168,246.05, 232,178.47 and 92,794.55
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Solution
The fourth proportional to 168,246.05, 232,178.47 and 92,794.55 is: 128,055.88
Step by Step Solution
- Step 1: Write the proportion equation
168,246.05 : 232,178.47 = 92,794.55 : x - Step 2: Convert to fraction form
168,246.05/232,178.47 = 92,794.55/x - Step 3: Cross multiply
168,246.05x = 232,178.47 × 92,794.55 - Step 4: Simplify right side
168,246.05x = 21,544,895,250.46 - Step 5: Solve for x
x = 21,544,895,250.46/168,246.05 - Step 6: Final answer
x = 128,055.88
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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.