Finding the Fourth Proportional to 93,934.08, 129,628.80 and 51,492.80
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Solution
The fourth proportional to 93,934.08, 129,628.80 and 51,492.80 is: 71,059.94
Step by Step Solution
- Step 1: Write the proportion equation
93,934.08 : 129,628.80 = 51,492.80 : x - Step 2: Convert to fraction form
93,934.08/129,628.80 = 51,492.80/x - Step 3: Cross multiply
93,934.08x = 129,628.80 × 51,492.80 - Step 4: Simplify right side
93,934.08x = 6,674,949,872.64 - Step 5: Solve for x
x = 6,674,949,872.64/93,934.08 - Step 6: Final answer
x = 71,059.94
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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.