Finding the Fourth Proportional to 134,829.80, 202,244.70 and 55,935.80
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Solution
The fourth proportional to 134,829.80, 202,244.70 and 55,935.80 is: 83,903.70
Step by Step Solution
- Step 1: Write the proportion equation
134,829.80 : 202,244.70 = 55,935.80 : x - Step 2: Convert to fraction form
134,829.80/202,244.70 = 55,935.80/x - Step 3: Cross multiply
134,829.80x = 202,244.70 × 55,935.80 - Step 4: Simplify right side
134,829.80x = 11,312,719,090.26 - Step 5: Solve for x
x = 11,312,719,090.26/134,829.80 - Step 6: Final answer
x = 83,903.70
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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.