Finding the Fourth Proportional to 96,771.94, 133,541.85 and 54,332.26
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Solution
The fourth proportional to 96,771.94, 133,541.85 and 54,332.26 is: 74,976.59
Step by Step Solution
- Step 1: Write the proportion equation
96,771.94 : 133,541.85 = 54,332.26 : x - Step 2: Convert to fraction form
96,771.94/133,541.85 = 54,332.26/x - Step 3: Cross multiply
96,771.94x = 133,541.85 × 54,332.26 - Step 4: Simplify right side
96,771.94x = 7,255,630,515.08 - Step 5: Solve for x
x = 7,255,630,515.08/96,771.94 - Step 6: Final answer
x = 74,976.59
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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.