Finding the Fourth Proportional to 185,389.70, 255,844.67 and 104,812.41
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Solution
The fourth proportional to 185,389.70, 255,844.67 and 104,812.41 is: 144,645.02
Step by Step Solution
- Step 1: Write the proportion equation
185,389.70 : 255,844.67 = 104,812.41 : x - Step 2: Convert to fraction form
185,389.70/255,844.67 = 104,812.41/x - Step 3: Cross multiply
185,389.70x = 255,844.67 × 104,812.41 - Step 4: Simplify right side
185,389.70x = 26,815,695,924.29 - Step 5: Solve for x
x = 26,815,695,924.29/185,389.70 - Step 6: Final answer
x = 144,645.02
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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.