Finding the Fourth Proportional to 94,887.08, 130,946.95 and 51,868.94
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Solution
The fourth proportional to 94,887.08, 130,946.95 and 51,868.94 is: 71,580.66
Step by Step Solution
- Step 1: Write the proportion equation
94,887.08 : 130,946.95 = 51,868.94 : x - Step 2: Convert to fraction form
94,887.08/130,946.95 = 51,868.94/x - Step 3: Cross multiply
94,887.08x = 130,946.95 × 51,868.94 - Step 4: Simplify right side
94,887.08x = 6,792,079,690.43 - Step 5: Solve for x
x = 6,792,079,690.43/94,887.08 - Step 6: Final answer
x = 71,580.66
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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.