Finding the Fourth Proportional to 180,353.58, 248,967.66 and 107,782.08
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Solution
The fourth proportional to 180,353.58, 248,967.66 and 107,782.08 is: 148,786.91
Step by Step Solution
- Step 1: Write the proportion equation
180,353.58 : 248,967.66 = 107,782.08 : x - Step 2: Convert to fraction form
180,353.58/248,967.66 = 107,782.08/x - Step 3: Cross multiply
180,353.58x = 248,967.66 × 107,782.08 - Step 4: Simplify right side
180,353.58x = 26,834,252,247.53 - Step 5: Solve for x
x = 26,834,252,247.53/180,353.58 - Step 6: Final answer
x = 148,786.91
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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.