Finding the Fourth Proportional to 186,840.14, 257,844.84 and 101,962.67
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Solution
The fourth proportional to 186,840.14, 257,844.84 and 101,962.67 is: 140,711.46
Step by Step Solution
- Step 1: Write the proportion equation
186,840.14 : 257,844.84 = 101,962.67 : x - Step 2: Convert to fraction form
186,840.14/257,844.84 = 101,962.67/x - Step 3: Cross multiply
186,840.14x = 257,844.84 × 101,962.67 - Step 4: Simplify right side
186,840.14x = 26,290,548,332.12 - Step 5: Solve for x
x = 26,290,548,332.12/186,840.14 - Step 6: Final answer
x = 140,711.46
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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.