Finding the Fourth Proportional to 245,710.08, 368,318.88 and 157,063.68
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Solution
The fourth proportional to 245,710.08, 368,318.88 and 157,063.68 is: 235,438.12
Step by Step Solution
- Step 1: Write the proportion equation
245,710.08 : 368,318.88 = 157,063.68 : x - Step 2: Convert to fraction form
245,710.08/368,318.88 = 157,063.68/x - Step 3: Cross multiply
245,710.08x = 368,318.88 × 157,063.68 - Step 4: Simplify right side
245,710.08x = 57,849,518,706.28 - Step 5: Solve for x
x = 57,849,518,706.28/245,710.08 - Step 6: Final answer
x = 235,438.12
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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.