Finding the Fourth Proportional to 180,248.80, 248,738.64 and 99,674.08
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Solution
The fourth proportional to 180,248.80, 248,738.64 and 99,674.08 is: 137,547.63
Step by Step Solution
- Step 1: Write the proportion equation
180,248.80 : 248,738.64 = 99,674.08 : x - Step 2: Convert to fraction form
180,248.80/248,738.64 = 99,674.08/x - Step 3: Cross multiply
180,248.80x = 248,738.64 × 99,674.08 - Step 4: Simplify right side
180,248.80x = 24,792,795,102.45 - Step 5: Solve for x
x = 24,792,795,102.45/180,248.80 - Step 6: Final answer
x = 137,547.63
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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.