Home / 125,971.10-188,983.30-41,726.49

Finding the Fourth Proportional to 125,971.10, 188,983.30 and 41,726.49

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Solution

The fourth proportional to 125,971.10, 188,983.30 and 41,726.49 is: 62,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,971.10 : 188,983.30 = 41,726.49 : x
  2. Step 2: Convert to fraction form
    125,971.10/188,983.30 = 41,726.49/x
  3. Step 3: Cross multiply
    125,971.10x = 188,983.30 × 41,726.49
  4. Step 4: Simplify right side
    125,971.10x = 7,885,609,568.98
  5. Step 5: Solve for x
    x = 7,885,609,568.98/125,971.10
  6. Step 6: Final answer
    x = 62,598.56

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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.