Finding the Fourth Proportional to 225,916.68, 312,089.49 and 180,535.26
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Solution
The fourth proportional to 225,916.68, 312,089.49 and 180,535.26 is: 249,397.95
Step by Step Solution
- Step 1: Write the proportion equation
225,916.68 : 312,089.49 = 180,535.26 : x - Step 2: Convert to fraction form
225,916.68/312,089.49 = 180,535.26/x - Step 3: Cross multiply
225,916.68x = 312,089.49 × 180,535.26 - Step 4: Simplify right side
225,916.68x = 56,343,157,220.42 - Step 5: Solve for x
x = 56,343,157,220.42/225,916.68 - Step 6: Final answer
x = 249,397.95
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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.