Finding the Fourth Proportional to 165,364.36, 228,197.86 and 93,750.92
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Solution
The fourth proportional to 165,364.36, 228,197.86 and 93,750.92 is: 129,373.46
Step by Step Solution
- Step 1: Write the proportion equation
165,364.36 : 228,197.86 = 93,750.92 : x - Step 2: Convert to fraction form
165,364.36/228,197.86 = 93,750.92/x - Step 3: Cross multiply
165,364.36x = 228,197.86 × 93,750.92 - Step 4: Simplify right side
165,364.36x = 21,393,759,317.03 - Step 5: Solve for x
x = 21,393,759,317.03/165,364.36 - Step 6: Final answer
x = 129,373.46
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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.