Finding the Fourth Proportional to 98,931.36, 148,395.68 and 24,051.30
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Solution
The fourth proportional to 98,931.36, 148,395.68 and 24,051.30 is: 36,076.62
Step by Step Solution
- Step 1: Write the proportion equation
98,931.36 : 148,395.68 = 24,051.30 : x - Step 2: Convert to fraction form
98,931.36/148,395.68 = 24,051.30/x - Step 3: Cross multiply
98,931.36x = 148,395.68 × 24,051.30 - Step 4: Simplify right side
98,931.36x = 3,569,109,018.38 - Step 5: Solve for x
x = 3,569,109,018.38/98,931.36 - Step 6: Final answer
x = 36,076.62
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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.