Finding the Fourth Proportional to 134,956.36, 186,237.66 and 74,525.50
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Solution
The fourth proportional to 134,956.36, 186,237.66 and 74,525.50 is: 102,844.02
Step by Step Solution
- Step 1: Write the proportion equation
134,956.36 : 186,237.66 = 74,525.50 : x - Step 2: Convert to fraction form
134,956.36/186,237.66 = 74,525.50/x - Step 3: Cross multiply
134,956.36x = 186,237.66 × 74,525.50 - Step 4: Simplify right side
134,956.36x = 13,879,454,730.33 - Step 5: Solve for x
x = 13,879,454,730.33/134,956.36 - Step 6: Final answer
x = 102,844.02
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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.