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Finding the Fourth Proportional to 149,940.66, 224,954.64 and 70,946.22

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Solution

The fourth proportional to 149,940.66, 224,954.64 and 70,946.22 is: 106,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,940.66 : 224,954.64 = 70,946.22 : x
  2. Step 2: Convert to fraction form
    149,940.66/224,954.64 = 70,946.22/x
  3. Step 3: Cross multiply
    149,940.66x = 224,954.64 × 70,946.22
  4. Step 4: Simplify right side
    149,940.66x = 15,959,681,379.46
  5. Step 5: Solve for x
    x = 15,959,681,379.46/149,940.66
  6. Step 6: Final answer
    x = 106,439.98

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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.