Finding the Fourth Proportional to 232,174.68, 348,417.36 and 84,430.68
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Solution
The fourth proportional to 232,174.68, 348,417.36 and 84,430.68 is: 126,702.51
Step by Step Solution
- Step 1: Write the proportion equation
232,174.68 : 348,417.36 = 84,430.68 : x - Step 2: Convert to fraction form
232,174.68/348,417.36 = 84,430.68/x - Step 3: Cross multiply
232,174.68x = 348,417.36 × 84,430.68 - Step 4: Simplify right side
232,174.68x = 29,417,114,628.60 - Step 5: Solve for x
x = 29,417,114,628.60/232,174.68 - Step 6: Final answer
x = 126,702.51
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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.