Finding the Fourth Proportional to 176,237.70, 243,334.44 and 108,345.75
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Solution
The fourth proportional to 176,237.70, 243,334.44 and 108,345.75 is: 149,594.85
Step by Step Solution
- Step 1: Write the proportion equation
176,237.70 : 243,334.44 = 108,345.75 : x - Step 2: Convert to fraction form
176,237.70/243,334.44 = 108,345.75/x - Step 3: Cross multiply
176,237.70x = 243,334.44 × 108,345.75 - Step 4: Simplify right side
176,237.70x = 26,364,252,402.63 - Step 5: Solve for x
x = 26,364,252,402.63/176,237.70 - Step 6: Final answer
x = 149,594.85
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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.