Finding the Fourth Proportional to 114,339.84, 157,787.04 and 63,352.08
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Solution
The fourth proportional to 114,339.84, 157,787.04 and 63,352.08 is: 87,424.80
Step by Step Solution
- Step 1: Write the proportion equation
114,339.84 : 157,787.04 = 63,352.08 : x - Step 2: Convert to fraction form
114,339.84/157,787.04 = 63,352.08/x - Step 3: Cross multiply
114,339.84x = 157,787.04 × 63,352.08 - Step 4: Simplify right side
114,339.84x = 9,996,137,181.04 - Step 5: Solve for x
x = 9,996,137,181.04/114,339.84 - Step 6: Final answer
x = 87,424.80
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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.