Finding the Fourth Proportional to 146,465.44, 202,120.49 and 86,041.59
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Solution
The fourth proportional to 146,465.44, 202,120.49 and 86,041.59 is: 118,736.33
Step by Step Solution
- Step 1: Write the proportion equation
146,465.44 : 202,120.49 = 86,041.59 : x - Step 2: Convert to fraction form
146,465.44/202,120.49 = 86,041.59/x - Step 3: Cross multiply
146,465.44x = 202,120.49 × 86,041.59 - Step 4: Simplify right side
146,465.44x = 17,390,768,683.27 - Step 5: Solve for x
x = 17,390,768,683.27/146,465.44 - Step 6: Final answer
x = 118,736.33
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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.