Finding the Fourth Proportional to 105,610.01, 157,472.97 and 93,874.01
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Solution
The fourth proportional to 105,610.01, 157,472.97 and 93,874.01 is: 139,973.66
Step by Step Solution
- Step 1: Write the proportion equation
105,610.01 : 157,472.97 = 93,874.01 : x - Step 2: Convert to fraction form
105,610.01/157,472.97 = 93,874.01/x - Step 3: Cross multiply
105,610.01x = 157,472.97 × 93,874.01 - Step 4: Simplify right side
105,610.01x = 14,782,619,160.51 - Step 5: Solve for x
x = 14,782,619,160.51/105,610.01 - Step 6: Final answer
x = 139,973.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.