Finding the Fourth Proportional to 252,547.60, 348,506.58 and 139,367.92
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Solution
The fourth proportional to 252,547.60, 348,506.58 and 139,367.92 is: 192,322.70
Step by Step Solution
- Step 1: Write the proportion equation
252,547.60 : 348,506.58 = 139,367.92 : x - Step 2: Convert to fraction form
252,547.60/348,506.58 = 139,367.92/x - Step 3: Cross multiply
252,547.60x = 348,506.58 × 139,367.92 - Step 4: Simplify right side
252,547.60x = 48,570,637,160.91 - Step 5: Solve for x
x = 48,570,637,160.91/252,547.60 - Step 6: Final answer
x = 192,322.70
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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.