Home / 149,884.56-224,885.16-137,637.36

Finding the Fourth Proportional to 149,884.56, 224,885.16 and 137,637.36

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Solution

The fourth proportional to 149,884.56, 224,885.16 and 137,637.36 is: 206,509.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,884.56 : 224,885.16 = 137,637.36 : x
  2. Step 2: Convert to fraction form
    149,884.56/224,885.16 = 137,637.36/x
  3. Step 3: Cross multiply
    149,884.56x = 224,885.16 × 137,637.36
  4. Step 4: Simplify right side
    149,884.56x = 30,952,599,725.58
  5. Step 5: Solve for x
    x = 30,952,599,725.58/149,884.56
  6. Step 6: Final answer
    x = 206,509.59

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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.