Finding the Fourth Proportional to 75,510.60, 113,264.08 and 19,349.66
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Solution
The fourth proportional to 75,510.60, 113,264.08 and 19,349.66 is: 29,024.02
Step by Step Solution
- Step 1: Write the proportion equation
75,510.60 : 113,264.08 = 19,349.66 : x - Step 2: Convert to fraction form
75,510.60/113,264.08 = 19,349.66/x - Step 3: Cross multiply
75,510.60x = 113,264.08 × 19,349.66 - Step 4: Simplify right side
75,510.60x = 2,191,621,438.21 - Step 5: Solve for x
x = 2,191,621,438.21/75,510.60 - Step 6: Final answer
x = 29,024.02
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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.