Finding the Fourth Proportional to 134,143.14, 201,220.86 and 94,875.55
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Solution
The fourth proportional to 134,143.14, 201,220.86 and 94,875.55 is: 142,317.68
Step by Step Solution
- Step 1: Write the proportion equation
134,143.14 : 201,220.86 = 94,875.55 : x - Step 2: Convert to fraction form
134,143.14/201,220.86 = 94,875.55/x - Step 3: Cross multiply
134,143.14x = 201,220.86 × 94,875.55 - Step 4: Simplify right side
134,143.14x = 19,090,940,214.90 - Step 5: Solve for x
x = 19,090,940,214.90/134,143.14 - Step 6: Final answer
x = 142,317.68
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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.