Finding the Fourth Proportional to 155,210.19, 232,858.26 and 61,781.55
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Solution
The fourth proportional to 155,210.19, 232,858.26 and 61,781.55 is: 92,689.43
Step by Step Solution
- Step 1: Write the proportion equation
155,210.19 : 232,858.26 = 61,781.55 : x - Step 2: Convert to fraction form
155,210.19/232,858.26 = 61,781.55/x - Step 3: Cross multiply
155,210.19x = 232,858.26 × 61,781.55 - Step 4: Simplify right side
155,210.19x = 14,386,344,233.10 - Step 5: Solve for x
x = 14,386,344,233.10/155,210.19 - Step 6: Final answer
x = 92,689.43
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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.