Finding the Fourth Proportional to 232,809.41, 348,921.95 and 99,533.02
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Solution
The fourth proportional to 232,809.41, 348,921.95 and 99,533.02 is: 149,174.62
Step by Step Solution
- Step 1: Write the proportion equation
232,809.41 : 348,921.95 = 99,533.02 : x - Step 2: Convert to fraction form
232,809.41/348,921.95 = 99,533.02/x - Step 3: Cross multiply
232,809.41x = 348,921.95 × 99,533.02 - Step 4: Simplify right side
232,809.41x = 34,729,255,427.79 - Step 5: Solve for x
x = 34,729,255,427.79/232,809.41 - Step 6: Final answer
x = 149,174.62
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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.