Finding the Fourth Proportional to 170,599.14, 235,470.06 and 98,970.12
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Solution
The fourth proportional to 170,599.14, 235,470.06 and 98,970.12 is: 136,603.85
Step by Step Solution
- Step 1: Write the proportion equation
170,599.14 : 235,470.06 = 98,970.12 : x - Step 2: Convert to fraction form
170,599.14/235,470.06 = 98,970.12/x - Step 3: Cross multiply
170,599.14x = 235,470.06 × 98,970.12 - Step 4: Simplify right side
170,599.14x = 23,304,500,094.61 - Step 5: Solve for x
x = 23,304,500,094.61/170,599.14 - Step 6: Final answer
x = 136,603.85
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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.