Finding the Fourth Proportional to 230,750.40, 346,125.60 and 97,780.80
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Solution
The fourth proportional to 230,750.40, 346,125.60 and 97,780.80 is: 146,671.20
Step by Step Solution
- Step 1: Write the proportion equation
230,750.40 : 346,125.60 = 97,780.80 : x - Step 2: Convert to fraction form
230,750.40/346,125.60 = 97,780.80/x - Step 3: Cross multiply
230,750.40x = 346,125.60 × 97,780.80 - Step 4: Simplify right side
230,750.40x = 33,844,438,068.48 - Step 5: Solve for x
x = 33,844,438,068.48/230,750.40 - Step 6: Final answer
x = 146,671.20
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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.