Home / 124,927.05-187,401.84-40,665.36

Finding the Fourth Proportional to 124,927.05, 187,401.84 and 40,665.36

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Solution

The fourth proportional to 124,927.05, 187,401.84 and 40,665.36 is: 61,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,927.05 : 187,401.84 = 40,665.36 : x
  2. Step 2: Convert to fraction form
    124,927.05/187,401.84 = 40,665.36/x
  3. Step 3: Cross multiply
    124,927.05x = 187,401.84 × 40,665.36
  4. Step 4: Simplify right side
    124,927.05x = 7,620,763,288.26
  5. Step 5: Solve for x
    x = 7,620,763,288.26/124,927.05
  6. Step 6: Final answer
    x = 61,001.71

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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.