Finding the Fourth Proportional to 234,595.71, 351,913.95 and 66,117.15
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Solution
The fourth proportional to 234,595.71, 351,913.95 and 66,117.15 is: 99,181.47
Step by Step Solution
- Step 1: Write the proportion equation
234,595.71 : 351,913.95 = 66,117.15 : x - Step 2: Convert to fraction form
234,595.71/351,913.95 = 66,117.15/x - Step 3: Cross multiply
234,595.71x = 351,913.95 × 66,117.15 - Step 4: Simplify right side
234,595.71x = 23,267,547,419.24 - Step 5: Solve for x
x = 23,267,547,419.24/234,595.71 - Step 6: Final answer
x = 99,181.47
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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.