Finding the Fourth Proportional to 102,386.18, 153,600.16 and 58,032.74
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Solution
The fourth proportional to 102,386.18, 153,600.16 and 58,032.74 is: 87,060.95
Step by Step Solution
- Step 1: Write the proportion equation
102,386.18 : 153,600.16 = 58,032.74 : x - Step 2: Convert to fraction form
102,386.18/153,600.16 = 58,032.74/x - Step 3: Cross multiply
102,386.18x = 153,600.16 × 58,032.74 - Step 4: Simplify right side
102,386.18x = 8,913,838,149.24 - Step 5: Solve for x
x = 8,913,838,149.24/102,386.18 - Step 6: Final answer
x = 87,060.95
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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.