Home / 149,568.10-224,165.06-74,709.14

Finding the Fourth Proportional to 149,568.10, 224,165.06 and 74,709.14

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Solution

The fourth proportional to 149,568.10, 224,165.06 and 74,709.14 is: 111,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,568.10 : 224,165.06 = 74,709.14 : x
  2. Step 2: Convert to fraction form
    149,568.10/224,165.06 = 74,709.14/x
  3. Step 3: Cross multiply
    149,568.10x = 224,165.06 × 74,709.14
  4. Step 4: Simplify right side
    149,568.10x = 16,747,179,737.95
  5. Step 5: Solve for x
    x = 16,747,179,737.95/149,568.10
  6. Step 6: Final answer
    x = 111,970.26

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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.