Home / 124,898.40-187,305.24-40,637.73

Finding the Fourth Proportional to 124,898.40, 187,305.24 and 40,637.73

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Solution

The fourth proportional to 124,898.40, 187,305.24 and 40,637.73 is: 60,942.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,898.40 : 187,305.24 = 40,637.73 : x
  2. Step 2: Convert to fraction form
    124,898.40/187,305.24 = 40,637.73/x
  3. Step 3: Cross multiply
    124,898.40x = 187,305.24 × 40,637.73
  4. Step 4: Simplify right side
    124,898.40x = 7,611,659,770.71
  5. Step 5: Solve for x
    x = 7,611,659,770.71/124,898.40
  6. Step 6: Final answer
    x = 60,942.81

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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.