Finding the Fourth Proportional to 133,652.13, 184,439.93 and 74,036.13
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Solution
The fourth proportional to 133,652.13, 184,439.93 and 74,036.13 is: 102,169.85
Step by Step Solution
- Step 1: Write the proportion equation
133,652.13 : 184,439.93 = 74,036.13 : x - Step 2: Convert to fraction form
133,652.13/184,439.93 = 74,036.13/x - Step 3: Cross multiply
133,652.13x = 184,439.93 × 74,036.13 - Step 4: Simplify right side
133,652.13x = 13,655,218,634.67 - Step 5: Solve for x
x = 13,655,218,634.67/133,652.13 - Step 6: Final answer
x = 102,169.85
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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.