Finding the Fourth Proportional to 127,924.68, 176,536.74 and 70,566.02
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Solution
The fourth proportional to 127,924.68, 176,536.74 and 70,566.02 is: 97,381.48
Step by Step Solution
- Step 1: Write the proportion equation
127,924.68 : 176,536.74 = 70,566.02 : x - Step 2: Convert to fraction form
127,924.68/176,536.74 = 70,566.02/x - Step 3: Cross multiply
127,924.68x = 176,536.74 × 70,566.02 - Step 4: Simplify right side
127,924.68x = 12,457,495,125.57 - Step 5: Solve for x
x = 12,457,495,125.57/127,924.68 - Step 6: Final answer
x = 97,381.48
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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.