Finding the Fourth Proportional to 133,461.71, 184,177.15 and 73,032.36
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Solution
The fourth proportional to 133,461.71, 184,177.15 and 73,032.36 is: 100,784.65
Step by Step Solution
- Step 1: Write the proportion equation
133,461.71 : 184,177.15 = 73,032.36 : x - Step 2: Convert to fraction form
133,461.71/184,177.15 = 73,032.36/x - Step 3: Cross multiply
133,461.71x = 184,177.15 × 73,032.36 - Step 4: Simplify right side
133,461.71x = 13,450,891,739.99 - Step 5: Solve for x
x = 13,450,891,739.99/133,461.71 - Step 6: Final answer
x = 100,784.65
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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.