Finding the Fourth Proportional to 143,140.08, 214,710.08 and 44,644.08
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Solution
The fourth proportional to 143,140.08, 214,710.08 and 44,644.08 is: 66,966.11
Step by Step Solution
- Step 1: Write the proportion equation
143,140.08 : 214,710.08 = 44,644.08 : x - Step 2: Convert to fraction form
143,140.08/214,710.08 = 44,644.08/x - Step 3: Cross multiply
143,140.08x = 214,710.08 × 44,644.08 - Step 4: Simplify right side
143,140.08x = 9,585,533,988.33 - Step 5: Solve for x
x = 9,585,533,988.33/143,140.08 - Step 6: Final answer
x = 66,966.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.