Finding the Fourth Proportional to 146,653.71, 202,277.56 and 134,593.05
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Solution
The fourth proportional to 146,653.71, 202,277.56 and 134,593.05 is: 185,642.45
Step by Step Solution
- Step 1: Write the proportion equation
146,653.71 : 202,277.56 = 134,593.05 : x - Step 2: Convert to fraction form
146,653.71/202,277.56 = 134,593.05/x - Step 3: Cross multiply
146,653.71x = 202,277.56 × 134,593.05 - Step 4: Simplify right side
146,653.71x = 27,225,153,746.96 - Step 5: Solve for x
x = 27,225,153,746.96/146,653.71 - Step 6: Final answer
x = 185,642.45
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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.