Finding the Fourth Proportional to 93,615.46, 140,425.02 and 43,681.99
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Solution
The fourth proportional to 93,615.46, 140,425.02 and 43,681.99 is: 65,523.84
Step by Step Solution
- Step 1: Write the proportion equation
93,615.46 : 140,425.02 = 43,681.99 : x - Step 2: Convert to fraction form
93,615.46/140,425.02 = 43,681.99/x - Step 3: Cross multiply
93,615.46x = 140,425.02 × 43,681.99 - Step 4: Simplify right side
93,615.46x = 6,134,044,319.39 - Step 5: Solve for x
x = 6,134,044,319.39/93,615.46 - Step 6: Final answer
x = 65,523.84
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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.