Finding the Fourth Proportional to 232,449.08, 320,755.08 and 130,485.77
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Solution
The fourth proportional to 232,449.08, 320,755.08 and 130,485.77 is: 180,056.53
Step by Step Solution
- Step 1: Write the proportion equation
232,449.08 : 320,755.08 = 130,485.77 : x - Step 2: Convert to fraction form
232,449.08/320,755.08 = 130,485.77/x - Step 3: Cross multiply
232,449.08x = 320,755.08 × 130,485.77 - Step 4: Simplify right side
232,449.08x = 41,853,973,595.21 - Step 5: Solve for x
x = 41,853,973,595.21/232,449.08 - Step 6: Final answer
x = 180,056.53
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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.