Finding the Fourth Proportional to 239,696.05, 359,681.45 and 97,515.08
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Solution
The fourth proportional to 239,696.05, 359,681.45 and 97,515.08 is: 146,328.51
Step by Step Solution
- Step 1: Write the proportion equation
239,696.05 : 359,681.45 = 97,515.08 : x - Step 2: Convert to fraction form
239,696.05/359,681.45 = 97,515.08/x - Step 3: Cross multiply
239,696.05x = 359,681.45 × 97,515.08 - Step 4: Simplify right side
239,696.05x = 35,074,364,883.69 - Step 5: Solve for x
x = 35,074,364,883.69/239,696.05 - Step 6: Final answer
x = 146,328.51
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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.