Home / 149,863.39-224,905.99-70,977.81

Finding the Fourth Proportional to 149,863.39, 224,905.99 and 70,977.81

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Solution

The fourth proportional to 149,863.39, 224,905.99 and 70,977.81 is: 106,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,863.39 : 224,905.99 = 70,977.81 : x
  2. Step 2: Convert to fraction form
    149,863.39/224,905.99 = 70,977.81/x
  3. Step 3: Cross multiply
    149,863.39x = 224,905.99 × 70,977.81
  4. Step 4: Simplify right side
    149,863.39x = 15,963,333,501.55
  5. Step 5: Solve for x
    x = 15,963,333,501.55/149,863.39
  6. Step 6: Final answer
    x = 106,519.23

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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.