Finding the Fourth Proportional to 184,154.18, 254,130.21 and 103,581.75
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Solution
The fourth proportional to 184,154.18, 254,130.21 and 103,581.75 is: 142,941.39
Step by Step Solution
- Step 1: Write the proportion equation
184,154.18 : 254,130.21 = 103,581.75 : x - Step 2: Convert to fraction form
184,154.18/254,130.21 = 103,581.75/x - Step 3: Cross multiply
184,154.18x = 254,130.21 × 103,581.75 - Step 4: Simplify right side
184,154.18x = 26,323,252,832.66 - Step 5: Solve for x
x = 26,323,252,832.66/184,154.18 - Step 6: Final answer
x = 142,941.39
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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.