Home / 147,057.68-202,922.93-82,518.48

Finding the Fourth Proportional to 147,057.68, 202,922.93 and 82,518.48

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Solution

The fourth proportional to 147,057.68, 202,922.93 and 82,518.48 is: 113,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,057.68 : 202,922.93 = 82,518.48 : x
  2. Step 2: Convert to fraction form
    147,057.68/202,922.93 = 82,518.48/x
  3. Step 3: Cross multiply
    147,057.68x = 202,922.93 × 82,518.48
  4. Step 4: Simplify right side
    147,057.68x = 16,744,891,328.15
  5. Step 5: Solve for x
    x = 16,744,891,328.15/147,057.68
  6. Step 6: Final answer
    x = 113,866.15

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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.