Finding the Fourth Proportional to 169,381.44, 233,159.58 and 146,400.74
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Solution
The fourth proportional to 169,381.44, 233,159.58 and 146,400.74 is: 201,525.82
Step by Step Solution
- Step 1: Write the proportion equation
169,381.44 : 233,159.58 = 146,400.74 : x - Step 2: Convert to fraction form
169,381.44/233,159.58 = 146,400.74/x - Step 3: Cross multiply
169,381.44x = 233,159.58 × 146,400.74 - Step 4: Simplify right side
169,381.44x = 34,134,733,884.29 - Step 5: Solve for x
x = 34,134,733,884.29/169,381.44 - Step 6: Final answer
x = 201,525.82
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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.