Finding the Fourth Proportional to 180,008.08, 248,400.86 and 107,492.82
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Solution
The fourth proportional to 180,008.08, 248,400.86 and 107,492.82 is: 148,333.95
Step by Step Solution
- Step 1: Write the proportion equation
180,008.08 : 248,400.86 = 107,492.82 : x - Step 2: Convert to fraction form
180,008.08/248,400.86 = 107,492.82/x - Step 3: Cross multiply
180,008.08x = 248,400.86 × 107,492.82 - Step 4: Simplify right side
180,008.08x = 26,701,308,931.83 - Step 5: Solve for x
x = 26,701,308,931.83/180,008.08 - Step 6: Final answer
x = 148,333.95
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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.