Finding the Fourth Proportional to 133,337.34, 184,007.50 and 90,329.99
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Solution
The fourth proportional to 133,337.34, 184,007.50 and 90,329.99 is: 124,656.71
Step by Step Solution
- Step 1: Write the proportion equation
133,337.34 : 184,007.50 = 90,329.99 : x - Step 2: Convert to fraction form
133,337.34/184,007.50 = 90,329.99/x - Step 3: Cross multiply
133,337.34x = 184,007.50 × 90,329.99 - Step 4: Simplify right side
133,337.34x = 16,621,394,489.06 - Step 5: Solve for x
x = 16,621,394,489.06/133,337.34 - Step 6: Final answer
x = 124,656.71
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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.