Finding the Fourth Proportional to 153,862.20, 230,793.30 and 93,727.80
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Solution
The fourth proportional to 153,862.20, 230,793.30 and 93,727.80 is: 140,591.70
Step by Step Solution
- Step 1: Write the proportion equation
153,862.20 : 230,793.30 = 93,727.80 : x - Step 2: Convert to fraction form
153,862.20/230,793.30 = 93,727.80/x - Step 3: Cross multiply
153,862.20x = 230,793.30 × 93,727.80 - Step 4: Simplify right side
153,862.20x = 21,631,748,263.74 - Step 5: Solve for x
x = 21,631,748,263.74/153,862.20 - Step 6: Final answer
x = 140,591.70
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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.