Finding the Fourth Proportional to 97,352.65, 134,407.47 and 74,648.02
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Solution
The fourth proportional to 97,352.65, 134,407.47 and 74,648.02 is: 103,060.90
Step by Step Solution
- Step 1: Write the proportion equation
97,352.65 : 134,407.47 = 74,648.02 : x - Step 2: Convert to fraction form
97,352.65/134,407.47 = 74,648.02/x - Step 3: Cross multiply
97,352.65x = 134,407.47 × 74,648.02 - Step 4: Simplify right side
97,352.65x = 10,033,251,508.71 - Step 5: Solve for x
x = 10,033,251,508.71/97,352.65 - Step 6: Final answer
x = 103,060.90
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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.