Finding the Fourth Proportional to 99,547.38, 148,970.14 and 62,124.98
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Solution
The fourth proportional to 99,547.38, 148,970.14 and 62,124.98 is: 92,968.45
Step by Step Solution
- Step 1: Write the proportion equation
99,547.38 : 148,970.14 = 62,124.98 : x - Step 2: Convert to fraction form
99,547.38/148,970.14 = 62,124.98/x - Step 3: Cross multiply
99,547.38x = 148,970.14 × 62,124.98 - Step 4: Simplify right side
99,547.38x = 9,254,766,067.93 - Step 5: Solve for x
x = 9,254,766,067.93/99,547.38 - Step 6: Final answer
x = 92,968.45
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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.