Finding the Fourth Proportional to 230,958.02, 346,623.64 and 97,931.70
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Solution
The fourth proportional to 230,958.02, 346,623.64 and 97,931.70 is: 146,976.68
Step by Step Solution
- Step 1: Write the proportion equation
230,958.02 : 346,623.64 = 97,931.70 : x - Step 2: Convert to fraction form
230,958.02/346,623.64 = 97,931.70/x - Step 3: Cross multiply
230,958.02x = 346,623.64 × 97,931.70 - Step 4: Simplify right side
230,958.02x = 33,945,442,325.39 - Step 5: Solve for x
x = 33,945,442,325.39/230,958.02 - Step 6: Final answer
x = 146,976.68
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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.