Home / 124,942.53-187,429.41-40,711.23

Finding the Fourth Proportional to 124,942.53, 187,429.41 and 40,711.23

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Solution

The fourth proportional to 124,942.53, 187,429.41 and 40,711.23 is: 61,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,942.53 : 187,429.41 = 40,711.23 : x
  2. Step 2: Convert to fraction form
    124,942.53/187,429.41 = 40,711.23/x
  3. Step 3: Cross multiply
    124,942.53x = 187,429.41 × 40,711.23
  4. Step 4: Simplify right side
    124,942.53x = 7,630,481,819.27
  5. Step 5: Solve for x
    x = 7,630,481,819.27/124,942.53
  6. Step 6: Final answer
    x = 61,071.93

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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.