Finding the Fourth Proportional to 180,460.16, 248,977.76 and 104,994.08
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Solution
The fourth proportional to 180,460.16, 248,977.76 and 104,994.08 is: 144,858.52
Step by Step Solution
- Step 1: Write the proportion equation
180,460.16 : 248,977.76 = 104,994.08 : x - Step 2: Convert to fraction form
180,460.16/248,977.76 = 104,994.08/x - Step 3: Cross multiply
180,460.16x = 248,977.76 × 104,994.08 - Step 4: Simplify right side
180,460.16x = 26,141,190,851.66 - Step 5: Solve for x
x = 26,141,190,851.66/180,460.16 - Step 6: Final answer
x = 144,858.52
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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.