Finding the Fourth Proportional to 133,547.99, 184,289.23 and 73,107.07
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Solution
The fourth proportional to 133,547.99, 184,289.23 and 73,107.07 is: 100,883.92
Step by Step Solution
- Step 1: Write the proportion equation
133,547.99 : 184,289.23 = 73,107.07 : x - Step 2: Convert to fraction form
133,547.99/184,289.23 = 73,107.07/x - Step 3: Cross multiply
133,547.99x = 184,289.23 × 73,107.07 - Step 4: Simplify right side
133,547.99x = 13,472,844,994.37 - Step 5: Solve for x
x = 13,472,844,994.37/133,547.99 - Step 6: Final answer
x = 100,883.92
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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.