Home / 149,855.06-224,893.20-70,969.16

Finding the Fourth Proportional to 149,855.06, 224,893.20 and 70,969.16

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Solution

The fourth proportional to 149,855.06, 224,893.20 and 70,969.16 is: 106,506.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,855.06 : 224,893.20 = 70,969.16 : x
  2. Step 2: Convert to fraction form
    149,855.06/224,893.20 = 70,969.16/x
  3. Step 3: Cross multiply
    149,855.06x = 224,893.20 × 70,969.16
  4. Step 4: Simplify right side
    149,855.06x = 15,960,481,493.71
  5. Step 5: Solve for x
    x = 15,960,481,493.71/149,855.06
  6. Step 6: Final answer
    x = 106,506.12

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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.