Finding the Fourth Proportional to 245,652.40, 368,437.38 and 68,177.44
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Solution
The fourth proportional to 245,652.40, 368,437.38 and 68,177.44 is: 102,254.72
Step by Step Solution
- Step 1: Write the proportion equation
245,652.40 : 368,437.38 = 68,177.44 : x - Step 2: Convert to fraction form
245,652.40/368,437.38 = 68,177.44/x - Step 3: Cross multiply
245,652.40x = 368,437.38 × 68,177.44 - Step 4: Simplify right side
245,652.40x = 25,119,117,368.71 - Step 5: Solve for x
x = 25,119,117,368.71/245,652.40 - Step 6: Final answer
x = 102,254.72
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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.