Finding the Fourth Proportional to 133,626.99, 184,398.69 and 73,197.90
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Solution
The fourth proportional to 133,626.99, 184,398.69 and 73,197.90 is: 101,009.51
Step by Step Solution
- Step 1: Write the proportion equation
133,626.99 : 184,398.69 = 73,197.90 : x - Step 2: Convert to fraction form
133,626.99/184,398.69 = 73,197.90/x - Step 3: Cross multiply
133,626.99x = 184,398.69 × 73,197.90 - Step 4: Simplify right side
133,626.99x = 13,497,596,870.75 - Step 5: Solve for x
x = 13,497,596,870.75/133,626.99 - Step 6: Final answer
x = 101,009.51
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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.