Home / 227,315.56-340,904.22-79,537

Finding the Fourth Proportional to 227,315.56, 340,904.22 and 79,537

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Solution

The fourth proportional to 227,315.56, 340,904.22 and 79,537 is: 119,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,315.56 : 340,904.22 = 79,537 : x
  2. Step 2: Convert to fraction form
    227,315.56/340,904.22 = 79,537/x
  3. Step 3: Cross multiply
    227,315.56x = 340,904.22 × 79,537
  4. Step 4: Simplify right side
    227,315.56x = 27,114,498,946.14
  5. Step 5: Solve for x
    x = 27,114,498,946.14/227,315.56
  6. Step 6: Final answer
    x = 119,281.32

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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.