Finding the Fourth Proportional to 133,654.83, 184,448.75 and 76,303.49
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Solution
The fourth proportional to 133,654.83, 184,448.75 and 76,303.49 is: 105,301.71
Step by Step Solution
- Step 1: Write the proportion equation
133,654.83 : 184,448.75 = 76,303.49 : x - Step 2: Convert to fraction form
133,654.83/184,448.75 = 76,303.49/x - Step 3: Cross multiply
133,654.83x = 184,448.75 × 76,303.49 - Step 4: Simplify right side
133,654.83x = 14,074,082,047.38 - Step 5: Solve for x
x = 14,074,082,047.38/133,654.83 - Step 6: Final answer
x = 105,301.71
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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.