Finding the Fourth Proportional to 79,541.19, 119,263.59 and 37,430.10
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Solution
The fourth proportional to 79,541.19, 119,263.59 and 37,430.10 is: 56,122.47
Step by Step Solution
- Step 1: Write the proportion equation
79,541.19 : 119,263.59 = 37,430.10 : x - Step 2: Convert to fraction form
79,541.19/119,263.59 = 37,430.10/x - Step 3: Cross multiply
79,541.19x = 119,263.59 × 37,430.10 - Step 4: Simplify right side
79,541.19x = 4,464,048,100.06 - Step 5: Solve for x
x = 4,464,048,100.06/79,541.19 - Step 6: Final answer
x = 56,122.47
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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.