Finding the Fourth Proportional to 180,120.13, 248,567.62 and 98,450.71
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Solution
The fourth proportional to 180,120.13, 248,567.62 and 98,450.71 is: 135,862.98
Step by Step Solution
- Step 1: Write the proportion equation
180,120.13 : 248,567.62 = 98,450.71 : x - Step 2: Convert to fraction form
180,120.13/248,567.62 = 98,450.71/x - Step 3: Cross multiply
180,120.13x = 248,567.62 × 98,450.71 - Step 4: Simplify right side
180,120.13x = 24,471,657,804.46 - Step 5: Solve for x
x = 24,471,657,804.46/180,120.13 - Step 6: Final answer
x = 135,862.98
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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.