Finding the Fourth Proportional to 137,652.41, 206,339.20 and 93,283.65
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Solution
The fourth proportional to 137,652.41, 206,339.20 and 93,283.65 is: 139,830.99
Step by Step Solution
- Step 1: Write the proportion equation
137,652.41 : 206,339.20 = 93,283.65 : x - Step 2: Convert to fraction form
137,652.41/206,339.20 = 93,283.65/x - Step 3: Cross multiply
137,652.41x = 206,339.20 × 93,283.65 - Step 4: Simplify right side
137,652.41x = 19,248,073,480.87 - Step 5: Solve for x
x = 19,248,073,480.87/137,652.41 - Step 6: Final answer
x = 139,830.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.