Finding the Fourth Proportional to 178,177.05, 245,884.41 and 97,607.49
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Solution
The fourth proportional to 178,177.05, 245,884.41 and 97,607.49 is: 134,698.38
Step by Step Solution
- Step 1: Write the proportion equation
178,177.05 : 245,884.41 = 97,607.49 : x - Step 2: Convert to fraction form
178,177.05/245,884.41 = 97,607.49/x - Step 3: Cross multiply
178,177.05x = 245,884.41 × 97,607.49 - Step 4: Simplify right side
178,177.05x = 24,000,160,090.23 - Step 5: Solve for x
x = 24,000,160,090.23/178,177.05 - Step 6: Final answer
x = 134,698.38
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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.