Finding the Fourth Proportional to 97,117.05, 145,693.95 and 37,948.98
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Solution
The fourth proportional to 97,117.05, 145,693.95 and 37,948.98 is: 56,930.65
Step by Step Solution
- Step 1: Write the proportion equation
97,117.05 : 145,693.95 = 37,948.98 : x - Step 2: Convert to fraction form
97,117.05/145,693.95 = 37,948.98/x - Step 3: Cross multiply
97,117.05x = 145,693.95 × 37,948.98 - Step 4: Simplify right side
97,117.05x = 5,528,936,794.67 - Step 5: Solve for x
x = 5,528,936,794.67/97,117.05 - Step 6: Final answer
x = 56,930.65
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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.