Home / 149,866.72-224,813.04-61,126.36

Finding the Fourth Proportional to 149,866.72, 224,813.04 and 61,126.36

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Solution

The fourth proportional to 149,866.72, 224,813.04 and 61,126.36 is: 91,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,866.72 : 224,813.04 = 61,126.36 : x
  2. Step 2: Convert to fraction form
    149,866.72/224,813.04 = 61,126.36/x
  3. Step 3: Cross multiply
    149,866.72x = 224,813.04 × 61,126.36
  4. Step 4: Simplify right side
    149,866.72x = 13,742,002,815.73
  5. Step 5: Solve for x
    x = 13,742,002,815.73/149,866.72
  6. Step 6: Final answer
    x = 91,694.83

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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.