Finding the Fourth Proportional to 97,024.19, 133,849.13 and 70,124.09
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Solution
The fourth proportional to 97,024.19, 133,849.13 and 70,124.09 is: 96,739.26
Step by Step Solution
- Step 1: Write the proportion equation
97,024.19 : 133,849.13 = 70,124.09 : x - Step 2: Convert to fraction form
97,024.19/133,849.13 = 70,124.09/x - Step 3: Cross multiply
97,024.19x = 133,849.13 × 70,124.09 - Step 4: Simplify right side
97,024.19x = 9,386,047,418.68 - Step 5: Solve for x
x = 9,386,047,418.68/97,024.19 - Step 6: Final answer
x = 96,739.26
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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.