Finding the Fourth Proportional to 239,248.92, 358,534.86 and 132,679.76
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Solution
The fourth proportional to 239,248.92, 358,534.86 and 132,679.76 is: 198,831.90
Step by Step Solution
- Step 1: Write the proportion equation
239,248.92 : 358,534.86 = 132,679.76 : x - Step 2: Convert to fraction form
239,248.92/358,534.86 = 132,679.76/x - Step 3: Cross multiply
239,248.92x = 358,534.86 × 132,679.76 - Step 4: Simplify right side
239,248.92x = 47,570,316,886.21 - Step 5: Solve for x
x = 47,570,316,886.21/239,248.92 - Step 6: Final answer
x = 198,831.90
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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.