Finding the Fourth Proportional to 180,107.90, 248,549.68 and 98,437.80
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Solution
The fourth proportional to 180,107.90, 248,549.68 and 98,437.80 is: 135,844.59
Step by Step Solution
- Step 1: Write the proportion equation
180,107.90 : 248,549.68 = 98,437.80 : x - Step 2: Convert to fraction form
180,107.90/248,549.68 = 98,437.80/x - Step 3: Cross multiply
180,107.90x = 248,549.68 × 98,437.80 - Step 4: Simplify right side
180,107.90x = 24,466,683,443.81 - Step 5: Solve for x
x = 24,466,683,443.81/180,107.90 - Step 6: Final answer
x = 135,844.59
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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.