Finding the Fourth Proportional to 163,833.80, 245,750.70 and 111,345.80
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Solution
The fourth proportional to 163,833.80, 245,750.70 and 111,345.80 is: 167,018.70
Step by Step Solution
- Step 1: Write the proportion equation
163,833.80 : 245,750.70 = 111,345.80 : x - Step 2: Convert to fraction form
163,833.80/245,750.70 = 111,345.80/x - Step 3: Cross multiply
163,833.80x = 245,750.70 × 111,345.80 - Step 4: Simplify right side
163,833.80x = 27,363,308,292.06 - Step 5: Solve for x
x = 27,363,308,292.06/163,833.80 - Step 6: Final answer
x = 167,018.70
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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.