Home / 147,040.08-202,935.50-82,513.13

Finding the Fourth Proportional to 147,040.08, 202,935.50 and 82,513.13

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Solution

The fourth proportional to 147,040.08, 202,935.50 and 82,513.13 is: 113,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,040.08 : 202,935.50 = 82,513.13 : x
  2. Step 2: Convert to fraction form
    147,040.08/202,935.50 = 82,513.13/x
  3. Step 3: Cross multiply
    147,040.08x = 202,935.50 × 82,513.13
  4. Step 4: Simplify right side
    147,040.08x = 16,744,842,175.30
  5. Step 5: Solve for x
    x = 16,744,842,175.30/147,040.08
  6. Step 6: Final answer
    x = 113,879.44

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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.