Finding the Fourth Proportional to 153,781.94, 230,885.39 and 106,280.00
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Solution
The fourth proportional to 153,781.94, 230,885.39 and 106,280.00 is: 159,566.84
Step by Step Solution
- Step 1: Write the proportion equation
153,781.94 : 230,885.39 = 106,280.00 : x - Step 2: Convert to fraction form
153,781.94/230,885.39 = 106,280.00/x - Step 3: Cross multiply
153,781.94x = 230,885.39 × 106,280.00 - Step 4: Simplify right side
153,781.94x = 24,538,498,628.47 - Step 5: Solve for x
x = 24,538,498,628.47/153,781.94 - Step 6: Final answer
x = 159,566.84
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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.