Finding the Fourth Proportional to 146,649.48, 202,271.74 and 134,588.84
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Solution
The fourth proportional to 146,649.48, 202,271.74 and 134,588.84 is: 185,636.65
Step by Step Solution
- Step 1: Write the proportion equation
146,649.48 : 202,271.74 = 134,588.84 : x - Step 2: Convert to fraction form
146,649.48/202,271.74 = 134,588.84/x - Step 3: Cross multiply
146,649.48x = 202,271.74 × 134,588.84 - Step 4: Simplify right side
146,649.48x = 27,223,518,851.38 - Step 5: Solve for x
x = 27,223,518,851.38/146,649.48 - Step 6: Final answer
x = 185,636.65
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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.