Finding the Fourth Proportional to 68,384.32, 102,621.35 and 24,009.93
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Solution
The fourth proportional to 68,384.32, 102,621.35 and 24,009.93 is: 36,030.65
Step by Step Solution
- Step 1: Write the proportion equation
68,384.32 : 102,621.35 = 24,009.93 : x - Step 2: Convert to fraction form
68,384.32/102,621.35 = 24,009.93/x - Step 3: Cross multiply
68,384.32x = 102,621.35 × 24,009.93 - Step 4: Simplify right side
68,384.32x = 2,463,931,430.01 - Step 5: Solve for x
x = 2,463,931,430.01/68,384.32 - Step 6: Final answer
x = 36,030.65
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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.