Finding the Fourth Proportional to 170,547.12, 235,352.18 and 94,073.65
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Solution
The fourth proportional to 170,547.12, 235,352.18 and 94,073.65 is: 129,820.07
Step by Step Solution
- Step 1: Write the proportion equation
170,547.12 : 235,352.18 = 94,073.65 : x - Step 2: Convert to fraction form
170,547.12/235,352.18 = 94,073.65/x - Step 3: Cross multiply
170,547.12x = 235,352.18 × 94,073.65 - Step 4: Simplify right side
170,547.12x = 22,140,439,578.72 - Step 5: Solve for x
x = 22,140,439,578.72/170,547.12 - Step 6: Final answer
x = 129,820.07
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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.