Finding the Fourth Proportional to 133,707.71, 184,518.11 and 73,277.08
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Solution
The fourth proportional to 133,707.71, 184,518.11 and 73,277.08 is: 101,123.17
Step by Step Solution
- Step 1: Write the proportion equation
133,707.71 : 184,518.11 = 73,277.08 : x - Step 2: Convert to fraction form
133,707.71/184,518.11 = 73,277.08/x - Step 3: Cross multiply
133,707.71x = 184,518.11 × 73,277.08 - Step 4: Simplify right side
133,707.71x = 13,520,948,029.82 - Step 5: Solve for x
x = 13,520,948,029.82/133,707.71 - Step 6: Final answer
x = 101,123.17
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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.