Finding the Fourth Proportional to 178,447.71, 246,259.05 and 97,875.80
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Solution
The fourth proportional to 178,447.71, 246,259.05 and 97,875.80 is: 135,069.27
Step by Step Solution
- Step 1: Write the proportion equation
178,447.71 : 246,259.05 = 97,875.80 : x - Step 2: Convert to fraction form
178,447.71/246,259.05 = 97,875.80/x - Step 3: Cross multiply
178,447.71x = 246,259.05 × 97,875.80 - Step 4: Simplify right side
178,447.71x = 24,102,801,525.99 - Step 5: Solve for x
x = 24,102,801,525.99/178,447.71 - Step 6: Final answer
x = 135,069.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.