Finding the Fourth Proportional to 190,925.13, 263,482.14 and 106,047.66
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Solution
The fourth proportional to 190,925.13, 263,482.14 and 106,047.66 is: 146,348.80
Step by Step Solution
- Step 1: Write the proportion equation
190,925.13 : 263,482.14 = 106,047.66 : x - Step 2: Convert to fraction form
190,925.13/263,482.14 = 106,047.66/x - Step 3: Cross multiply
190,925.13x = 263,482.14 × 106,047.66 - Step 4: Simplify right side
190,925.13x = 27,941,664,398.79 - Step 5: Solve for x
x = 27,941,664,398.79/190,925.13 - Step 6: Final answer
x = 146,348.80
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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.