Finding the Fourth Proportional to 134,135.10, 201,202.65 and 103,031.10
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Solution
The fourth proportional to 134,135.10, 201,202.65 and 103,031.10 is: 154,546.65
Step by Step Solution
- Step 1: Write the proportion equation
134,135.10 : 201,202.65 = 103,031.10 : x - Step 2: Convert to fraction form
134,135.10/201,202.65 = 103,031.10/x - Step 3: Cross multiply
134,135.10x = 201,202.65 × 103,031.10 - Step 4: Simplify right side
134,135.10x = 20,730,130,352.42 - Step 5: Solve for x
x = 20,730,130,352.42/134,135.10 - Step 6: Final answer
x = 154,546.65
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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.