Finding the Fourth Proportional to 94,125.14, 130,008.49 and 70,357.92
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Solution
The fourth proportional to 94,125.14, 130,008.49 and 70,357.92 is: 97,180.49
Step by Step Solution
- Step 1: Write the proportion equation
94,125.14 : 130,008.49 = 70,357.92 : x - Step 2: Convert to fraction form
94,125.14/130,008.49 = 70,357.92/x - Step 3: Cross multiply
94,125.14x = 130,008.49 × 70,357.92 - Step 4: Simplify right side
94,125.14x = 9,147,126,671.08 - Step 5: Solve for x
x = 9,147,126,671.08/94,125.14 - Step 6: Final answer
x = 97,180.49
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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.