Finding the Fourth Proportional to 93,653.04, 129,308.88 and 57,892.08
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Solution
The fourth proportional to 93,653.04, 129,308.88 and 57,892.08 is: 79,932.91
Step by Step Solution
- Step 1: Write the proportion equation
93,653.04 : 129,308.88 = 57,892.08 : x - Step 2: Convert to fraction form
93,653.04/129,308.88 = 57,892.08/x - Step 3: Cross multiply
93,653.04x = 129,308.88 × 57,892.08 - Step 4: Simplify right side
93,653.04x = 7,485,960,025.67 - Step 5: Solve for x
x = 7,485,960,025.67/93,653.04 - Step 6: Final answer
x = 79,932.91
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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.