Finding the Fourth Proportional to 239,594.31, 359,353.35 and 79,656.95
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Solution
The fourth proportional to 239,594.31, 359,353.35 and 79,656.95 is: 119,472.75
Step by Step Solution
- Step 1: Write the proportion equation
239,594.31 : 359,353.35 = 79,656.95 : x - Step 2: Convert to fraction form
239,594.31/359,353.35 = 79,656.95/x - Step 3: Cross multiply
239,594.31x = 359,353.35 × 79,656.95 - Step 4: Simplify right side
239,594.31x = 28,624,990,036.52 - Step 5: Solve for x
x = 28,624,990,036.52/239,594.31 - Step 6: Final answer
x = 119,472.75
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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.