Finding the Fourth Proportional to 167,648.99, 251,448.86 and 55,332.88
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Solution
The fourth proportional to 167,648.99, 251,448.86 and 55,332.88 is: 82,991.19
Step by Step Solution
- Step 1: Write the proportion equation
167,648.99 : 251,448.86 = 55,332.88 : x - Step 2: Convert to fraction form
167,648.99/251,448.86 = 55,332.88/x - Step 3: Cross multiply
167,648.99x = 251,448.86 × 55,332.88 - Step 4: Simplify right side
167,648.99x = 13,913,389,106.23 - Step 5: Solve for x
x = 13,913,389,106.23/167,648.99 - Step 6: Final answer
x = 82,991.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.