Finding the Fourth Proportional to 134,995.08, 186,294.72 and 74,567.48
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Solution
The fourth proportional to 134,995.08, 186,294.72 and 74,567.48 is: 102,903.96
Step by Step Solution
- Step 1: Write the proportion equation
134,995.08 : 186,294.72 = 74,567.48 : x - Step 2: Convert to fraction form
134,995.08/186,294.72 = 74,567.48/x - Step 3: Cross multiply
134,995.08x = 186,294.72 × 74,567.48 - Step 4: Simplify right side
134,995.08x = 13,891,527,807.71 - Step 5: Solve for x
x = 13,891,527,807.71/134,995.08 - Step 6: Final answer
x = 102,903.96
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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.